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The Ethiopian Highlands is a rugged mass of
mountain A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher ...
s in
Ethiopia Ethiopia, , om, Itiyoophiyaa, so, Itoobiya, ti, ኢትዮጵያ, Ítiyop'iya, aa, Itiyoppiya officially the Federal Democratic Republic of Ethiopia, is a landlocked country in the Horn of Africa. It shares borders with Eritrea to the ...
in Northeast Africa. It forms the largest continuous area of its elevation in the continent, with little of its surface falling below , while the summits reach heights of up to . It is sometimes called the Roof of Africa due to its height and large area. Most of the Ethiopian Highlands are part of central and northern Ethiopia, and its northernmost portion reaches into
Eritrea Eritrea ( ; ti, ኤርትራ, Ertra, ; ar, إرتريا, ʾIritriyā), officially the State of Eritrea, is a country in the Horn of Africa region of Eastern Africa, with its capital and largest city at Asmara. It is bordered by Ethiopi ...
.


History

In the southern parts of the Ethiopian Highlands once was located the Kingdom of Kaffa, a medieval early modern state, whence the
coffee Coffee is a drink prepared from roasted coffee beans. Darkly colored, bitter, and slightly acidic, coffee has a stimulating effect on humans, primarily due to its caffeine content. It is the most popular hot drink in the world. Seeds of ...
plant was exported to the
Arabian Peninsula The Arabian Peninsula, (; ar, شِبْهُ الْجَزِيرَةِ الْعَرَبِيَّة, , "Arabian Peninsula" or , , "Island of the Arabs") or Arabia, is a peninsula of Western Asia, situated northeast of Africa on the Arabian Plat ...
. The land of the former kingdom is mountainous with stretches of forest. The land is very fertile, capable of three harvests a year. The term ''coffee'' derives from the ar, قهوة, italic=no ()''Oxford English Dictionary'', 1st ed. "coffee, ''n.''" Oxford University Press (Oxford), 1891. and is traced to Kaffa.


Physical geography

The Highlands are divided into northwestern and southeastern portions by the
Main Ethiopian Rift Main may refer to: Geography * Main River (disambiguation) **Most commonly the Main (river) in Germany * Main, Iran, a village in Fars Province *"Spanish Main", the Caribbean coasts of mainland Spanish territories in the 16th and 17th centuries ...
, which contains a number of salt lakes. The northwestern portion, known as the Abyssinian Massif,Mairal, M., Sanmartín, I., Herrero, A. et al. Geographic barriers and Pleistocene climate change shaped patterns of genetic variation in the Eastern Afromontane biodiversity hotspot. Sci Rep 7, 45749 (2017). https://doi.org/10.1038/srep45749 covers the Tigray and
Amhara Region The Amhara Region ( am, አማራ ክልል, Åmara Kilil), officially the Amhara National Regional State (), is a regional state in northern Ethiopia and the homeland of the Amhara people. Its capital is Bahir Dar which is the seat of the Re ...
s, and includes the Semien Mountains, part of which has been designated the
Simien Mountains National Park Simien Mountains National Park is the largest national park in Ethiopia. Located in the North Gondar Zone of the Amhara Region, its territory covers the highest parts of the Simien Mountains and includes Ras Dashan, the highest point in Eth ...
. Its summit, Ras Dashen (4,550 m), is the highest peak in Ethiopia.
Lake Tana Lake Tana ( am, ጣና ሐይቅ, T’ana ḥāyik’i; previously Tsana) is the largest lake in Ethiopia and the source of the Blue Nile. Located in Amhara Region in the north-western Ethiopian Highlands, the lake is approximately long and ...
, the source of the
Blue Nile The Blue Nile (; ) is a river originating at Lake Tana in Ethiopia. It travels for approximately through Ethiopia and Sudan. Along with the White Nile, it is one of the two major tributaries of the Nile and supplies about 85.6% of the water to ...
, also lies in the northwestern portion of the Ethiopian Highlands. The southeastern portion is known as the Harar Massif. Its highest peaks are located in the
Bale Zone ( Oromo: Aaana ''Baalee'') is a zone in Oromia Region of Ethiopia. Bale is bordered on the south by the Ganale Dorya River which separates it from Guji Zone, on the west by the West Arsi Zone, on the north by Arsi Zone, on the northeast by the S ...
of Ethiopia's
Oromia Region Oromia (Amharic: ) ( om, Oromiyaa) is a regional state in Ethiopia and the homeland of the Oromo people. The capital of Oromia is Addis Ababa. It is bordered by the Somali Region to the east; the Amhara Region, the Afar Region and the ...
. The
Bale Mountains The Bale Mountains (also known as the Urgoma Mountains) are mountain ranges in the Oromia Region of southeast Ethiopia, south of the Awash River, part of the Ethiopian Highlands. They include Tullu Demtu, the second-highest mountain in Ethiopia ...
, also designated a national park, are nearly as high as those of Semien. The range includes peaks of over 4,000 m. Among these are Mount Tullu Demtu (4,337 m), which is the second-highest major independent mountain in Ethiopia, and Mount Batu (4,307 m). Most of the country's major cities are located at elevations of around above sea level, including
Addis Ababa Addis Ababa (; am, አዲስ አበባ, , new flower ; also known as , lit. "natural spring" in Oromo), is the capital and largest city of Ethiopia. It is also served as major administrative center of the Oromia Region. In the 2007 census, t ...
, Ethiopia's capital and largest city, and historic capitals such as
Gondar Gondar, also spelled Gonder (Amharic: ጎንደር, ''Gonder'' or ''Gondär''; formerly , ''Gʷandar'' or ''Gʷender''), is a city and woreda in Ethiopia. Located in the North Gondar Zone of the Amhara Region, Gondar is north of Lake Tana on t ...
and
Axum Axum, or Aksum (pronounced: ), is a town in the Tigray Region of Ethiopia with a population of 66,900 residents (as of 2015). It is the site of the historic capital of the Aksumite Empire, a naval and trading power that ruled the whole regio ...
.


Geology

The Ethiopian Highlands began to rise 75 million years ago, as magma from the Earth's mantle uplifted a broad dome of the ancient rocks of the
Arabian-Nubian Shield The Arabian-Nubian Shield (ANS) is an exposure of Precambrian crystalline rocks on the flanks of the Red Sea. The crystalline rocks are mostly Neoproterozoic in age. Geographically - and from north to south - the ANS includes parts of Israel, Jo ...
. The opening of the Great Rift Valley split the dome of the Ethiopian Highlands into three parts; the mountains of the southern
Arabian Peninsula The Arabian Peninsula, (; ar, شِبْهُ الْجَزِيرَةِ الْعَرَبِيَّة, , "Arabian Peninsula" or , , "Island of the Arabs") or Arabia, is a peninsula of Western Asia, situated northeast of Africa on the Arabian Plat ...
are geologically part of the ancient Ethiopian Highlands, separated by the rifting which created the
Red Sea The Red Sea ( ar, البحر الأحمر - بحر القلزم, translit=Modern: al-Baḥr al-ʾAḥmar, Medieval: Baḥr al-Qulzum; or ; Coptic: ⲫⲓⲟⲙ ⲛ̀ϩⲁϩ ''Phiom Enhah'' or ⲫⲓⲟⲙ ⲛ̀ϣⲁⲣⲓ ''Phiom ǹšari''; ...
and
Gulf of Aden The Gulf of Aden ( ar, خليج عدن, so, Gacanka Cadmeed 𐒅𐒖𐒐𐒕𐒌 𐒋𐒖𐒆𐒗𐒒) is a deepwater gulf of the Indian Ocean between Yemen to the north, the Arabian Sea to the east, Djibouti to the west, and the Guardafui Chann ...
and separated Africa from Arabia. Around 30 million years ago, a flood basalt plateau began to form, piling layers upon layers of voluminous fissure-fed
basalt Basalt (; ) is an aphanitic (fine-grained) extrusive igneous rock formed from the rapid cooling of low-viscosity lava rich in magnesium and iron (mafic lava) exposed at or very near the surface of a rocky planet or moon. More than 90 ...
ic lava flows. Most of the flows were tholeiitic, save for a thin layer of alkali basalts and minor amounts of
felsic In geology, felsic is a modifier describing igneous rocks that are relatively rich in elements that form feldspar and quartz.Marshak, Stephen, 2009, ''Essentials of Geology,'' W. W. Norton & Company, 3rd ed. It is contrasted with mafic rocks, wh ...
(high-silica) volcanic rocks, such as
rhyolite Rhyolite ( ) is the most silica-rich of volcanic rocks. It is generally glassy or fine-grained (aphanitic) in texture, but may be porphyritic, containing larger mineral crystals ( phenocrysts) in an otherwise fine-grained groundmass. The miner ...
. In the waning stages of the flood basalt episode, large explosive
caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...
-forming eruptions also occurred. The Ethiopian Highlands were eventually bisected by the Great Rift Valley as the African continental crust pulled apart. This rifting gave rise to large
alkali In chemistry, an alkali (; from ar, القلوي, al-qaly, lit=ashes of the saltwort) is a basic, ionic salt of an alkali metal or an alkaline earth metal. An alkali can also be defined as a base that dissolves in water. A solution of a ...
ne basalt
shield volcano A shield volcano is a type of volcano named for its low profile, resembling a warrior's shield lying on the ground. It is formed by the eruption of highly fluid (low viscosity) lava, which travels farther and forms thinner flows than the more vi ...
es beginning about 30–31 million years ago. The northern Ethiopian Highlands contain four discernible
planation surface In geology and geomorphology a planation surface is a large-scale surface that is almost flat with the possible exception of some residual hills. The processes that form planation surfaces are labelled collectively planation and are exogenic (ch ...
s, the oldest one being formed not later than in the
Ordovician The Ordovician ( ) is a geologic period and system, the second of six periods of the Paleozoic Era. The Ordovician spans 41.6 million years from the end of the Cambrian Period million years ago (Mya) to the start of the Silurian Period Mya. T ...
Period. The youngest surface formed in the
Cenozoic The Cenozoic ( ; ) is Earth's current geological era, representing the last 66million years of Earth's history. It is characterised by the dominance of mammals, birds and flowering plants, a cooling and drying climate, and the current configu ...
, being partly covered by the Ethiopia-Yemen Continental Flood Basalts. Contrary to what has been suggested for much of Africa, planation surfaces in northern Ethiopia do not appear to be pediplains nor etchplains.


Climate

The predominant climate of the Ethiopian Highlands is the
Alpine climate Alpine climate is the typical weather (climate) for elevations above the tree line, where trees fail to grow due to cold. This climate is also referred to as a mountain climate or highland climate. Definition There are multiple definitions o ...
. Because the highlands elevate Ethiopia, located close to the
equator The equator is a circle of latitude, about in circumference, that divides Earth into the Northern and Southern hemispheres. It is an imaginary line located at 0 degrees latitude, halfway between the North and South poles. The term can also ...
, this has resulted in giving this country an unexpectedly temperate
climate Climate is the long-term weather pattern in an area, typically averaged over 30 years. More rigorously, it is the mean and variability of meteorological variables over a time spanning from months to millions of years. Some of the meteorologi ...
. Further, these mountains catch the precipitation of the
monsoon A monsoon () is traditionally a seasonal reversing wind accompanied by corresponding changes in precipitation but is now used to describe seasonal changes in atmospheric circulation and precipitation associated with annual latitudinal oscil ...
winds of the
Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by ...
, resulting in a
rainy season The rainy season is the time of year when most of a region's average annual rainfall occurs. Rainy Season may also refer to: * ''Rainy Season'' (short story), a 1989 short horror story by Stephen King * "Rainy Season", a 2018 song by Monni * '' ...
that lasts from June until mid-September. These heavy rains cause the
Nile The Nile, , Bohairic , lg, Kiira , Nobiin: Áman Dawū is a major north-flowing river in northeastern Africa. It flows into the Mediterranean Sea. The Nile is the longest river in Africa and has historically been considered the longest riv ...
to flood in the summer, a phenomenon that puzzled the
ancient Greeks Ancient Greece ( el, Ἑλλάς, Hellás) was a northeastern Mediterranean civilization, existing from the Greek Dark Ages of the 12th–9th centuries BC to the end of classical antiquity ( AD 600), that comprised a loose collection of cult ...
, as the summer is the driest season in the
Mediterranean climate A Mediterranean climate (also called a dry summer temperate climate ''Cs'') is a temperate climate sub-type, generally characterized by warm, dry summers and mild, fairly wet winters; these weather conditions are typically experienced in the ...
that they knew.


Ecology

The Ethiopian Highlands share a similar flora and fauna of other mountainous regions of Africa; this distinctive flora and fauna is known as
Afromontane The Afromontane regions are subregions of the Afrotropical realm, one of the Earth's eight biogeographic realms, covering the plant and animal species found in the mountains of Africa and the southern Arabian Peninsula. The Afromontane regions of ...
but from the time of the last
ice age An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and gre ...
has been populated with some Eurasian (
palearctic The Palearctic or Palaearctic is the largest of the eight biogeographic realms of the Earth. It stretches across all of Eurasia north of the foothills of the Himalayas, and North Africa. The realm consists of several bioregions: the Euro-Sib ...
) flora. The habitats are somewhat different on either side of the Great Rift Valley that splits the highlands. At lower elevations, the highlands are surrounded by tropical savannas and grasslands, including the Sahelian Acacia savanna to the northwest and the East Sudanian savanna to the west. . The highlands themselves are divided into three distinct
ecoregion An ecoregion (ecological region) or ecozone (ecological zone) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of ...
s, distinguished by elevation. The
Ethiopian montane forests The Ethiopian montane forests is a tropical moist broadleaf forest ecoregion in eastern Africa. It covers the middle elevations of the Ethiopian Highlands in Ethiopia and extends into neighboring Eritrea, Sudan, Djibouti, and Somaliland. The ecore ...
lie between 1,100 and 1,800 meters elevation, above the lowland grasslands and savannas, and extends to areas of similar habitat in Eritrea, Sudan, and Djibouti. This woodland belt has several natural plant communities, but has mostly been heavily grazed and converted to agricultural use now. ''Kolla'', is an open woodland found at lower elevations, and dominated by species of '' Terminalia'', '' Commiphora'', '' Boswellia'', and ''
Acacia ''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus nam ...
''. ''Weyna dega'' is a woodland found in moister and higher locations, dominated by the
conifers Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All ext ...
''
Afrocarpus gracilior ''Afrocarpus gracilior'' (syn. ''Podocarpus gracilior'') is a species of coniferous tree in the family Podocarpaceae known as benet in Marakwet and East African yellowwood, African fern tree, or bastard yellowwood in English It is native to east ...
'' and '' Juniperus procera''. The lower portion of the
Harenna Forest The Harenna Forest is a montane tropical evergreen forest in Ethiopia's Bale Mountains. The forest covers the southern slope of the mountains, extending from 1450 to 3200 meters elevation. The Bale Mountains are in Ethiopia's Oromia Region, and f ...
is a distinct woodland community, with an open canopy of ''
Warburgia ugandensis ''Warburgia ugandensis'', also known as Ugandan greenheart or simply greenheart tree, is a species of evergreen tree native to East Africa. Countries in which the plant species is found include Kenya, Tanzania and Uganda. The wood is resistant to ...
'', ''
Croton macrostachyus ''Croton macrostachyus'' is a species of flowering plant native to the mountains of Sub-Saharan Africa. Description ''Croton macrostachyus'' is a deciduous tree. It generally grows 6 to 12 meters tall, and occasionally up to 30 meters. It has ...
'', and ''
Syzygium guineense ''Syzygium guineense'' ( bm, Kokisa) is a leafy forest tree of the family Myrtaceae, found in many parts of Africa both wild and domesticated. Both its fruits and leaves are edible; the pulp and the fruit skin are sucked and the seed discarded. I ...
'', and ''Afrocarpus gracilior'', with wild coffee (''Coffea arabica'') as the dominant understory shrub. The southwesterly winds bring rainfall from May to October with moisture from the Red Sea coming in from the east year round. Fauna at these elevations includes the endemic Harwood's spurfowl (''Pternistis harwoodi''), Prince Ruspoli's turaco (''Tauraco ruspolii'') and
yellow-throated seedeater The yellow-throated seedeater (''Crithagra flavigula'') is a species of finch in the family Fringillidae. It is found only in Ethiopia. Its natural habitats are subtropical or tropical dry shrubland and subtropical or tropical dry lowland grassla ...
(''Serinus flavigula'') The Ethiopian montane grasslands and woodlands is the largest of the highland ecoregions, occupying the area between 1,800 and 3,000 meters elevation. The natural vegetation was closed-canopy forest in moister areas, and grassland, bushland, and thicket in drier areas. However these hillsides have good fertile soil and are heavily populated, largely by farming communities, so most of the region has been converted to agriculture with a few areas of natural vegetation remaining. Urban areas in this ecoregion include: Ethiopia's capital city and Africa's fourth largest city
Addis Ababa Addis Ababa (; am, አዲስ አበባ, , new flower ; also known as , lit. "natural spring" in Oromo), is the capital and largest city of Ethiopia. It is also served as major administrative center of the Oromia Region. In the 2007 census, t ...
, the
Amhara Region The Amhara Region ( am, አማራ ክልል, Åmara Kilil), officially the Amhara National Regional State (), is a regional state in northern Ethiopia and the homeland of the Amhara people. Its capital is Bahir Dar which is the seat of the Re ...
capital
Bahir Dar Bahir Dar ( amh, ባሕር ዳር, 3=sea shore) is the capital city of Amhara Region, Ethiopia. Bahir Dar is one of the leading tourist destinations in Ethiopia, with a variety of attractions in the nearby Lake Tana and Blue Nile river. The c ...
with its island monasteries on
Lake Tana Lake Tana ( am, ጣና ሐይቅ, T’ana ḥāyik’i; previously Tsana) is the largest lake in Ethiopia and the source of the Blue Nile. Located in Amhara Region in the north-western Ethiopian Highlands, the lake is approximately long and ...
, the old walled city of
Harar Harar ( amh, ሐረር; Harari: ሀረር; om, Adare Biyyo; so, Herer; ar, هرر) known historically by the indigenous as Gey (Harari: ጌይ ''Gēy'', ) is a walled city in eastern Ethiopia. It is also known in Arabic as the City of Saint ...
, the spa town of Ambo, Asella in the
Arsi Zone Arsi ( om, Godina Arsii) is a zone in Oromia Region of Ethiopia, named after a clan of the Oromo, who inhabit in the area. Arsi is bordered on the south by Bale Zone, on the southwest by the West Arsi Zone, on the northwest by East Shewa Zone, ...
, the trekking center of Dodola, the lakeside
Bishoftu Bishoftu (; ) is a town in central Ethiopia. Located in the East Shewa Zone of the Oromia Region, it sits at an elevation of 1,920 metres (6,300 ft). It was formerly known as Debre Zeyit () however since the late 1990s it has been officially k ...
, the largest city in the southwest
Jimma Jimma () is the largest city in southwestern Oromia Region, Ethiopia. It is a special zone of the Oromia Region and is surrounded by Jimma Zone. It has a latitude and longitude of . Prior to the 2007 census, Jimma was reorganized administrativ ...
, the market town of
Nekemte Nekemte, also spelled as Neqemte (, Amharic: ነቀምት), is a market town and separate woreda in western Ethiopia. Located in the East Welega Zone of the Oromia Region, Nekemte has a latitude and longitude of and an elevation of 2,088 meter ...
, and the capital of the
Tigray Region The Tigray Region, officially the Tigray National Regional State, is the northernmost regional state in Ethiopia. The Tigray Region is the homeland of the Tigrayan, Irob, and Kunama people. Its capital and largest city is Mekelle. Tigray ...
, Mek'ele. Awash National Park is a site for birdwatching. Remaining woodland in the drier areas contains much endemic flora and primarily consists of the conifers ''
Afrocarpus falcatus ''Afrocarpus falcatus'' ( syn. ''Podocarpus falcatus'') is a species of tree in the family Podocarpaceae. It is native to the montane forests of southern Africa, where it is distributed in Malawi, Mozambique, South Africa, and Eswatini. Common na ...
'' and '' Juniperus procera'', often with the broadleaved ''
Hagenia abyssinica ''Hagenia'' is a monotypic genus of flowering plant with the sole species ''Hagenia abyssinica'', native to the high-elevation Afromontane regions of central and eastern Africa. It also has a disjunct distribution in the high mountains of Eas ...
''. In the
Harenna Forest The Harenna Forest is a montane tropical evergreen forest in Ethiopia's Bale Mountains. The forest covers the southern slope of the mountains, extending from 1450 to 3200 meters elevation. The Bale Mountains are in Ethiopia's Oromia Region, and f ...
, pockets of moist, closed-canopy forest with ''
Pouteria ''Pouteria'' is a genus of flowering trees in the gutta-percha family, Sapotaceae. The genus is widespread throughout the tropical regions of the world. It includes the canistel ('' P. campechiana''), the mamey sapote ('' P. sapota''), and the l ...
'' and '' Olea'' are draped with
liana A liana is a long- stemmed, woody vine that is rooted in the soil at ground level and uses trees, as well as other means of vertical support, to climb up to the canopy in search of direct sunlight. The word ''liana'' does not refer to a t ...
s and
epiphyte An epiphyte is an organism that grows on the surface of a plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it. The plants on which epiphytes grow are called phoroph ...
s, while above 2400 meters, a shrubby zone is home to ''Hagenia'', ''
Schefflera ''Schefflera'' is a genus of flowering plants in the family Araliaceae. With an estimated 600–900 species, the genus represents about half of its family. The plants are trees, shrubs or lianas, growing tall, with woody stems, the absence of a ...
'', and giant lobelias (''Lobelia gibberroa''), species which can be found on the East African mountains further south. The evergreen broadleaved forest of the Semien Mountains, between 2,300 and 2,700 meters elevation, is dominated by ''Syzygium guineense'', ''Juniperus procera'', and ''
Olea africana ''Olea europaea'' subsp. ''cuspidata'' is a subspecies of the well-known olive tree (''Olea europaea''), which until recently was considered a separate species (''Olea africana'') and is still mentioned as such in many sources. Native to northeas ...
''. As the lower slopes of the mountains are so heavily populated, even the high altitude moorlands are affected by human interference, such as the grazing of livestock and even farming. There are two protected areas of high moorland: Bale Mountains National Park in the southern highlands, accessible from Dinsho; and
Simien Mountains National Park Simien Mountains National Park is the largest national park in Ethiopia. Located in the North Gondar Zone of the Amhara Region, its territory covers the highest parts of the Simien Mountains and includes Ras Dashan, the highest point in Eth ...
, accessible from
Gondar Gondar, also spelled Gonder (Amharic: ጎንደር, ''Gonder'' or ''Gondär''; formerly , ''Gʷandar'' or ''Gʷender''), is a city and woreda in Ethiopia. Located in the North Gondar Zone of the Amhara Region, Gondar is north of Lake Tana on t ...
, which includes Ras Dashen. However, even these parks are losing habitat to livestock grazing, while the lower elevation parks ( Harar Wildlife Sanctuary, Awash National Park, Omo National Park, and
Nechisar National Park Nechisar National Park (or Nech Sar National Park) is a national park in the Southern Nations, Nationalities, and Peoples' Region (SNNPR) of Ethiopia. It is in the Great Rift Valley, within the southwestern Ethiopian Highlands. Geography The pa ...
) are even less secure. Above 3,000 meters elevation lie the high
Ethiopian montane moorlands The Ethiopian montane moorlands is a montane grasslands and shrublands ecoregion in Ethiopia. It lies above 3,000 meters elevation in the Ethiopian Highlands, the largest Afroalpine region in Africa. The montane moorlands lie above the tree line, ...
, the largest Afroalpine region in Africa. The montane moorlands lie above the tree line, and consist of grassland and
moorland Moorland or moor is a type of habitat found in upland areas in temperate grasslands, savannas, and shrublands and montane grasslands and shrublands biomes, characterised by low-growing vegetation on acidic soils. Moorland, nowadays, generall ...
with abundant herbs and some shrubs that have adapted to the high mountain conditions.


Fauna

These slopes are home to a number of endemic wildlife species, including the endangered walia ibex (''Capra walie'') and the gelada baboon, whose thick fur allows it to thrive in the cooler climates of the mountains. These two species are only found on the northern side of the valley, while another rare endemic, the
mountain nyala The mountain nyala (Amharic: የተራራ ኒዮላ) (''Tragelaphus buxtoni'') or balbok is an antelope found in high altitude woodland in a small part of central Ethiopia. It is a monotypic species (without any identified subspecies) first de ...
(''Tragelaphus buxtoni'') is restricted to the southern side, and now survives at higher altitudes than its original habitat since the lower slopes are heavily farmed. More widespread mammals found here include the
mantled guereza The mantled guereza (''Colobus guereza''), also known simply as the guereza, the eastern black-and-white colobus, or the Abyssinian black-and-white colobus, is a black-and-white colobus, a type of Old World monkey. It is native to much of west ...
(''Colobus guereza''), which is also threatened as its habitat disappears as does that of many other mammals of the highlands such as
olive baboon The olive baboon (''Papio anubis''), also called the Anubis baboon, is a member of the family Cercopithecidae Old World monkeys. The species is the most wide-ranging of all baboons, being native to 25 countries throughout Africa, extending fr ...
(''Papio anubis''),
Egyptian wolf The Egyptian wolf (''Canis lupaster lupaster'') or the Egyptian Jackal is a subspecies of African golden wolf native to northern, eastern and a part of western Africa. Taxonomic and evolutionary history The Egyptian wolf had an unresolved taxon ...
(''Canis aureus''),
leopard The leopard (''Panthera pardus'') is one of the five extant species in the genus '' Panthera'', a member of the cat family, Felidae. It occurs in a wide range in sub-Saharan Africa, in some parts of Western and Central Asia, Southern Russia, ...
(''Panthera pardus''),
lion The lion (''Panthera leo'') is a large cat of the genus '' Panthera'' native to Africa and India. It has a muscular, broad-chested body; short, rounded head; round ears; and a hairy tuft at the end of its tail. It is sexually dimorphic; adu ...
(''Panthera leo''),
spotted hyena The spotted hyena (''Crocuta crocuta''), also known as the laughing hyena, is a hyena species, currently classed as the sole extant member of the genus ''Crocuta'', native to sub-Saharan Africa. It is listed as being of least concern by the IUC ...
(''Crocuta crocuta''),
caracal The caracal (''Caracal caracal'') () is a medium-sized wild cat native to Africa, the Middle East, Central Asia, and arid areas of Pakistan and northwestern India. It is characterised by a robust build, long legs, a short face, long tufted ...
(''Caracal caracal''), serval (''Leptailurus serval''), common duiker (''Sylvicapra grimmia''), and giant forest hog (''Hylochoerus meinertzhageni''). Birds include Rueppell's chat, the finch
Ankober serin The Ankober serin (''Crithagra ankoberensis'') is a species of finch in the family Fringillidae. It is a small brown seedeater, about 12 centimeters or 5 inches in length with brown upperparts and its head and breast distinguished with heavy bu ...
(''Serinus ankoberensis''),
white-winged flufftail The white-winged flufftail (''Sarothrura ayresi'') is a very rare African bird in the family Sarothruridae. The estimated global population size of white-winged flufftails is less than 250 adults. These birds reside in Ethiopia and South Afric ...
(''Sarothrura ayresi''), and blue-winged goose. The farmland is home to many butterflies, especially '' Papilio'', Charaxinae,
Pieridae The Pieridae are a large family of butterflies with about 76 genera containing about 1,100 species, mostly from tropical Africa and tropical Asia with some varieties in the more northern regions of North America and Eurasia.DeVries P. J. in L ...
and
Lycaenidae Lycaenidae is the second-largest family of butterflies (behind Nymphalidae, brush-footed butterflies), with over 6,000 species worldwide, whose members are also called gossamer-winged butterflies. They constitute about 30% of the known butterf ...
. There are several endemic animal species, one of which, the Ethiopian wolf (''Canis simensis''), is critically endangered. Other endemics include the big-headed mole-rat (''Tachyoryctes macrocephalus'') which is common on the
Sanetti Plateau The Sanetti Plateau is a major plateau of the Ethiopian Highlands, in the Oromia Region of Ethiopia. The plateau is the highest part of the Bale Mountains, and is located within Bale Mountains National Park.L.J.G. van der Maesen, X.M. van der Bu ...
in the
Bale Mountains The Bale Mountains (also known as the Urgoma Mountains) are mountain ranges in the Oromia Region of southeast Ethiopia, south of the Awash River, part of the Ethiopian Highlands. They include Tullu Demtu, the second-highest mountain in Ethiopia ...
. The mountain nyala finds its way up to the high moorlands although it is more common at lower elevations. Wintering birds include wigeon (''Anas penelope''),
shoveler The shovelers or shovellers are four species of dabbling ducks with long, broad spatula-shaped beaks: * Red shoveler, ''Anas platalea'' * Cape shoveler, ''Anas smithii'' * Australasian shoveler, ''Anas rhynchotis'' * Northern shoveler, ''Anas ...
(''Anas clypeata''), ruff (''Philomachus pugnax''), and greenshank (''Tringa nebularia''). Other fauna in the area also includes aardvark,
eagle Eagle is the common name for many large birds of prey of the family Accipitridae. Eagles belong to several groups of genera, some of which are closely related. Most of the 68 species of eagle are from Eurasia and Africa. Outside this area, j ...
, Egyptian wolf, gelada, secretarybird, Nubian ibex, and
marabou stork The marabou stork (''Leptoptilos crumenifer'') is a large wading bird in the stork family Ciconiidae native to sub-Saharan Africa. It breeds in both wet and arid habitats, often near human habitation, especially landfill sites. It is someti ...
and Ethiopian endemic species such as the
shrew Shrews (family Soricidae) are small mole-like mammals classified in the order Eulipotyphla. True shrews are not to be confused with treeshrews, otter shrews, elephant shrews, West Indies shrews, or marsupial shrews, which belong to differ ...
(''Crocidura harenna''), the narrow-footed woodland mouse (''Grammomys minnae''), and Menelik's bushbuck (''Tragelaphus scriptus meneliki''), which is a subspecies with long, dark fur.


See also

* Geography of Ethiopia * Wildlife of Ethiopia * The Great Rift Valley * ''
Australopithecus ''Australopithecus'' (, ; ) is a genus of early hominins that existed in Africa during the Late Pliocene and Early Pleistocene. The genus ''Homo'' (which includes modern humans) emerged within ''Australopithecus'', as sister to e.g. ''Australo ...
''


References


External links

* * *
Ethiopian Wolf Conservation Programme
{{Coord, 12, 32, 00, N, 41, 23, 8, E, type:mountain_region:ET, display=title Regions of Africa Mountain ranges of Ethiopia Geography of Ethiopia Forests of Ethiopia Afromontane ecoregions Ecoregions of Ethiopia Ecoregions of Sudan Amhara Region Geography of Oromia Region Tigray Region Large igneous provinces Oligocene volcanism Oligocene Africa Ecoregions of Africa Plateaus of Africa Highlands Freshwater ecoregions of Africa