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Carriker's Mountain Tanager
Carriker's mountain-tanager (''Dubusia carrikeri'') is a species of Neotropical bird in the tanager family Thraupidae. Carriker's mountain-tanager is found only in montane forest in Santa Marta, Colombia. The Carriker's mountain-tanager is sometimes regarded as a subspecies of the Buff-breasted mountain tanager but has been distinguished otherwise in 2016 by the IUCN Red List. As of today, its population is in decline due to habitat damage by recreation, pollution, and climate change In common usage, climate change describes global warming—the ongoing increase in global average temperature—and its effects on Earth's climate system. Climate change in a broader sense also includes previous long-term changes to .... References carrikeri Birds described in 1946 Birds of the Sierra Nevada de Santa Marta Endemic birds of Colombia {{Thraupidae-stub ...
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Alexander Wetmore
Frank Alexander Wetmore (June 18, 1886 – December 7, 1978) was an American ornithologist and avian paleontologist. He was the sixth Secretary of the Smithsonian Institution. Early life and education The son of a Country Physician, Frank Alexander Wetmore was born in North Freedom, Wisconsin. Developing an interest in birds at an early age, he made his first field journal entry (a pelican seen while on vacation in 1894) at the age of eight. By 1900, Wetmore published his first paper "My Experience with a Red-headed Woodpecker," in the magazine Bird-Lore. To further his education Wetmore enrolled at the University of Kansas in 1905. During his studies there he did a stint as an assistant in the University Museum, under the direction of Charles D. Bunker. Alexander Wetmore later received his BA from the University of Kansas in 1912; finally receiving his MS in 1916 & PhD in 1920 from George Washington University. Wetmore began federal service in 1910, working for the Biological ...
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Neotropical
The Neotropical realm is one of the eight biogeographic realms constituting Earth's land surface. Physically, it includes the tropical terrestrial ecoregions of the Americas and the entire South American temperate zone. Definition In biogeography, the Neotropic or Neotropical realm is one of the eight terrestrial realms. This realm includes South America, Central America, the Caribbean islands, and southern North America. In Mexico, the Yucatán Peninsula and southern lowlands, and most of the east and west coastlines, including the southern tip of the Baja California Peninsula are Neotropical. In the United States southern Florida and coastal Central Florida are considered Neotropical. The realm also includes temperate southern South America. In contrast, the Neotropical Floristic Kingdom excludes southernmost South America, which instead is placed in the Antarctic kingdom. The Neotropic is delimited by similarities in fauna or flora. Its fauna and flora are di ...
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Thraupidae
The tanagers (singular ) comprise the bird family Thraupidae, in the order Passeriformes. The family has a Neotropical distribution and is the second-largest family of birds. It represents about 4% of all avian species and 12% of the Neotropical birds. Traditionally, the family contained around 240 species of mostly brightly colored fruit-eating birds. As more of these birds were studied using modern molecular techniques, it became apparent that the traditional families were not monophyletic. '' Euphonia'' and '' Chlorophonia'', which were once considered part of the tanager family, are now treated as members of the Fringillidae, in their own subfamily ( Euphoniinae). Likewise, the genera '' Piranga'' (which includes the scarlet tanager, summer tanager, and western tanager), ''Chlorothraupis'', and '' Habia'' appear to be members of the cardinal family, and have been reassigned to that family by the American Ornithological Society. Description Tanagers are small to medi ...
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Montane Forest
Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures fall as elevation increases, causing the ecosystem to stratify. This stratification is a crucial factor in shaping plant community, biodiversity, metabolic processes and ecosystem dynamics for montane ecosystems. Dense montane forests are common at moderate elevations, due to moderate temperatures and high rainfall. At higher elevations, the climate is harsher, with lower temperatures and higher winds, preventing the growth of trees and causing the plant community to transition to montane grasslands, shrublands or alpine tundra. Due to the unique climate conditions of montane ecosystems, they contain increased numbers of endemic species. Montane ecosystems also exhibit variation in ecosystem services, which include carbon storage and water supply. Life zones As elevation increases, the climate becomes cooler, due to a decrease ...
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Santa Marta
Santa Marta (), officially Distrito Turístico, Cultural e Histórico de Santa Marta ("Touristic, Cultural and Historic District of Santa Marta"), is a List of cities in Colombia, city on the coast of the Caribbean Sea in northern Colombia. It is the capital of Magdalena Department and the fourth-largest urban city of the Caribbean Region of Colombia, after Barranquilla, Cartagena, Colombia, Cartagena, and Soledad, Atlantico, Soledad. Founded on July 29, 1525, by the Spanish conqueror Rodrigo de Bastidas, it was the first Spanish settlement in Colombia, its oldest surviving city, and second oldest in South America. This city is situated on a bay by the same name and as such, it is a prime tourist destination in the Caribbean region. History Pre-Colombian times Before the arrival of Europeans, the South American continent was inhabited by a number of Indigenous peoples of the Americas, indigenous groups. Due to a combination of tropical weather, significant rainfall, and the ...
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Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Caribbean Sea to the north, Venezuela to the east and northeast, Brazil to the southeast, Ecuador and Peru to the south and southwest, the Pacific Ocean to the west, and Panama to the northwest. Colombia is divided into 32 departments and the Capital District of Bogotá, the country's largest city. It covers an area of 1,141,748 square kilometers (440,831 sq mi), and has a population of 52 million. Colombia's cultural heritage—including language, religion, cuisine, and art—reflects its history as a Spanish colony, fusing cultural elements brought by immigration from Europe and the Middle East, with those brought by enslaved Africans, as well as with those of the various Amerindian civilizations that predate colonization. Spanis ...
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Subspecies
In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics ( morphology), but that can successfully interbreed. Not all species have subspecies, but for those that do there must be at least two. Subspecies is abbreviated subsp. or ssp. and the singular and plural forms are the same ("the subspecies is" or "the subspecies are"). In zoology, under the International Code of Zoological Nomenclature, the subspecies is the only taxonomic rank below that of species that can receive a name. In botany and mycology, under the International Code of Nomenclature for algae, fungi, and plants, other infraspecific ranks, such as variety, may be named. In bacteriology and virology, under standard bacterial nomenclature and virus nomenclature, there are recommendations but not strict requirements for recognizing other important infraspecific ranks. A taxonomist decides w ...
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Dubusia Taeniata
The buff-breasted mountain tanager (''Dubusia taeniata'') is a species of Neotropical bird in the tanager family Thraupidae. It is found in Bolivia, Colombia, Ecuador, Peru, and Venezuela. Its natural habitat is subtropical or tropical moist montane forests. Taxonomy The buff-breasted mountain tanager was formally described in 1840 by the French ornithologist Auguste Boissonneau from a specimen collected near Bogotá in Colombia. He coined the binomial name ''Tanagra taeniata''. The specific epithet is the Latin word for a "head-band". This species is now placed in the genus ''Dubusia'' that was introduced in 1850 by the French naturalist Charles Lucien Bonaparte. Streak-crowned mountain tanager and Carriker's mountain tanager was previously treated as subspecies of buff-breasted mountain tanager. While they are currently recognized as separate species. References External links Xeno-canto: audio recordings of the buff-breasted mountain tanager buff-breasted mountain ta ...
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IUCN Red List
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biological species. It uses a set of precise criteria to evaluate the extinction risk of thousands of species and subspecies. These criteria are relevant to all species and all regions of the world. With its strong scientific base, the IUCN Red List is recognized as the most authoritative guide to the status of biological diversity. A series of Regional Red Lists are produced by countries or organizations, which assess the risk of extinction to species within a political management unit. The aim of the IUCN Red List is to convey the urgency of conservation issues to the public and policy makers, as well as help the international community to reduce species extinction. According to IUCN the formally stated goals of the Red List are to provide ...
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Pollution
Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants. Although environmental pollution can be caused by natural events, the word pollution generally implies that the contaminants have an anthropogenic source – that is, a source created by human activities. Pollution is often classed as point source or nonpoint source pollution. In 2015, pollution killed nine million people worldwide (one in six deaths). This remained unchanged in 2019, with little real progress against pollution being identifiable. Air pollution accounted for of these earlier deaths. Major forms of pollution include air pollution, light pollution, litter, noise pollution, plastic pollution, soil contamination, rad ...
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Climate Change
In common usage, climate change describes global warming—the ongoing increase in global average temperature—and its effects on Earth's climate system. Climate change in a broader sense also includes previous long-term changes to Earth's climate. The current rise in global average temperature is more rapid than previous changes, and is primarily caused by humans burning fossil fuels. Fossil fuel use, deforestation, and some agricultural and industrial practices increase greenhouse gases, notably carbon dioxide and methane. Greenhouse gases absorb some of the heat that the Earth radiates after it warms from sunlight. Larger amounts of these gases trap more heat in Earth's lower atmosphere, causing global warming. Due to climate change, deserts are expanding, while heat waves and wildfires are becoming more common. Increased warming in the Arctic has contributed to melting permafrost, glacial retreat and sea ice loss. Higher temperatures are also causin ...
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Dubusia
''Dubusia'' is a small genus of mountain tanagers found in South America. Taxonomy and species list The genus ''Dubusia'' was introduced in 1850 by the French naturalist Charles Lucien Bonaparte. The name was chosen to honor the Belgian politician and ornithologist Bernard du Bus de Gisignies. The type species was subsequently designated as the buff-breasted mountain tanager The buff-breasted mountain tanager (''Dubusia taeniata'') is a species of Neotropical bird in the tanager family Thraupidae. It is found in Bolivia, Colombia, Ecuador, Peru, and Venezuela. Its natural habitat is subtropical or tropical moist m .... The genus contains four species: References Bird genera Taxa named by Charles Lucien Bonaparte {{Thraupidae-stub ...
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