Sitio Sierra
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Sitio Sierra
Sitio Sierra is an archaeological site located in the Herrera Province of Parita Bay in Panama. It lies in the south-central portion of the country, twelve kilometers from where the Santa Maria River meets the Pacific Ocean. Archaeologists have asserted that it was a nucleated agricultural village presumed to have thrived during the Late Occupation Sequence until the Spanish conquest. It was probably an egalitarian society along with other sites from the same region and time period (such as Cerro Mangote). It contains domestic features including cemeteries, middens, and ancient houses. The area includes two main periods portrayed by more recent settlement areas that are stratified above an earlier cemetery. Systematic pedestrian surveys published in an article by Richard E. Cooke in 1979 hypothesize that the original ancient habitat might have covered at least 45 hectares (Hallar, 2004). Artifacts Sitio Sierra contains some gold artifacts that are considered some of the o ...
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Herrera Province
Herrera () is a province in Panama. Named after General Tomás Herrera, the province was founded on January 18, 1915 from a division of the Los Santos province. The capital city of Herrera is Chitré, which is located near the province's coastline. Herrera is bordered on the north by the provinces of Veraguas and Coclé, on the south by the province of Los Santos, on the east by Golfo de Parita and the province of Los Santos, and on the west by the province of Veraguas. History After gaining independence from Spain in 1821, the isthmus of Panama was divided into two provinces, Panamá and Veraguas. The province Panamá consisted of the districts of Natá, Portobelo, Panama and Darién. At the time, the location now occupied by the city of Chitré was inhabited by a small population of indigenous persons, near La Villa de Los Santos and was governed from Natá. It later came under the control of the Los Santos government. The province of Herrera was created in 1854 a ...
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Stingray
Stingrays are a group of sea Batoidea, rays, a type of cartilaginous fish. They are classified in the suborder Myliobatoidei of the order Myliobatiformes and consist of eight families: Hexatrygonidae (sixgill stingray), Plesiobatidae (deepwater stingray), Urolophidae (stingarees), Urotrygonidae (round rays), Dasyatidae (whiptail stingrays), Potamotrygonidae (river stingrays), Gymnuridae (butterfly rays) and Myliobatidae (eagle rays). There are about 220 known stingray species organized into 29 genera. Stingrays are common in coastal tropical and subtropical marine waters throughout the world. Some species, such as the thorntail stingray (''Dasyatis thetidis''), are found in warmer temperate oceans and others, such as the deepwater stingray (''Plesiobatis daviesi''), are found in the deep ocean. The Potamotrygonidae, river stingrays and a number of whiptail stingrays (such as the Niger stingray (''Fontitrygon garouaensis'')) are restricted to fresh water. Most myliobatoids are d ...
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Superorder
Order () is one of the eight major hierarchical taxonomic ranks in Linnaean taxonomy. It is classified between family and class. In biological classification, the order is a taxonomic rank used in the classification of organisms and recognized by the nomenclature codes. An immediately higher rank, superorder, is sometimes added directly above order, with suborder directly beneath order. An order can also be defined as a group of related families. What does and does not belong to each order is determined by a taxonomist, as is whether a particular order should be recognized at all. Often there is no exact agreement, with different taxonomists each taking a different position. There are no hard rules that a taxonomist needs to follow in describing or recognizing an order. Some taxa are accepted almost universally, while others are recognized only rarely. The name of an order is usually written with a capital letter. For some groups of organisms, their orders may follow consiste ...
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Shark
Sharks are a group of elasmobranch cartilaginous fish characterized by a ribless endoskeleton, dermal denticles, five to seven gill slits on each side, and pectoral fins that are not fused to the head. Modern sharks are classified within the Division (taxonomy), division Selachii and are the sister group to the Batoidea, Batomorphi (Batoidea, rays and skate (fish), skates). Some sources extend the term "shark" as an informal category including Extinction, extinct members of Chondrichthyes (cartilaginous fish) with a shark-like morphology, such as hybodonts. Shark-like chondrichthyans such as ''Cladoselache'' and ''Doliodus'' first appeared in the Devonian Period (419–359 million years), though some fossilized chondrichthyan-like scales are as old as the Ordovician, Late Ordovician (458–444 million years ago). The earliest confirmed modern sharks (Selachii) are known from the Early Jurassic around , with the oldest known member being ''Agaleus'', though records of true shar ...
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Mud Turtle
''Kinosternon'' is a genus of small aquatic turtles from the Americas known commonly as mud turtles. Geographic range They are found in the United States, Mexico, Central America, and South America. The greatest species richness is in Mexico, and only three species ('' K. dunni'', '' K. leucostomum'', and '' K. scorpioides'') are found in South America. Description They are very similar to the musk turtles, but generally smaller in size, and their carapaces are not as highly domed. Diet All mud turtles are carnivorous, consuming various aquatic invertebrates (especially molluscs and worms) , fish, and even carrion. Behavior Mud turtles live in the ground layer on the bed of bodies of slowly-flowing or still water. By burrowing deeply into mud, mud turtles are protected from danger. They occasionally like to bask in the sun. Species Extant * Central Chiapas mud turtle - ''K. abaxillare'' (Baur, 1925) *Tabasco mud turtle - ''K. acutum'' Gray, 1831 * Alamos mud turtle ...
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Green Iguana
The green iguana (''Iguana iguana''), also known as the American iguana or the common green iguana, is a large, arboreal, mostly Herbivory, herbivorous species of lizard of the genus ''Iguana''. Usually, this animal is simply called the iguana. The green iguana ranges over a large geographic area; it is native from southern Brazil and Paraguay as far north as Mexico. A herbivore, it has adapted significantly with regard to locomotion and osmoregulation as a result of its diet. It grows to in length from head to tail, although a few specimens have grown more than with bodyweights upward of . Commonly found in captivity as a pet due to its calm disposition and bright colors, it can be very demanding to care for properly. Space requirements and the need for special lighting and heat can prove challenging to the hobbyist. Taxonomy The species was first officially described by Swedish botanist Carl Linnaeus in 1758. Since then, numerous subspecies have been identified, but later ...
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Lizard
Lizard is the common name used for all Squamata, squamate reptiles other than snakes (and to a lesser extent amphisbaenians), encompassing over 7,000 species, ranging across all continents except Antarctica, as well as most Island#Oceanic islands, oceanic Archipelago, island chains. The grouping is Paraphyly, paraphyletic as some lizards are more closely related to snakes than they are to other lizards. Lizards range in size from chameleons and geckos a few centimeters long to the 3-meter-long Komodo dragon. Most lizards are quadrupedal, running with a strong side-to-side motion. Some lineages (known as "legless lizards") have secondarily lost their legs, and have long snake-like bodies. Some lizards, such as the forest-dwelling ''Draco (genus), Draco'', are able to glide. They are often Territory (animal), territorial, the males fighting off other males and signalling, often with bright colours, to attract mates and to intimidate rivals. Lizards are mainly carnivorous, often b ...
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Giant Toad
The cane toad (''Rhinella marina''), also known as the giant neotropical toad or marine toad, is a large, terrestrial true toad native to South and mainland Central America, but which has been introduced to various islands throughout Oceania and the Caribbean, as well as Northern Australia. It is a member of the genus ''Rhinella'', which includes many true toad species found throughout Central and South America, but it was formerly assigned to the genus ''Bufo''. A fossil toad (specimen UCMP 41159) from the La Venta fauna of the late Miocene in Colombia is morphologically indistinguishable from modern cane toads from northern South America. It was discovered in a floodplain deposit, which suggests the ''R. marina'' habitat preferences have long been for open areas. The cane toad is a prolific breeder; females lay single-clump spawns with thousands of eggs. Its reproductive success is partly because of opportunistic feeding: it has a diet, unusual among anurans, of both dead ...
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Great-tailed Grackle
The great-tailed grackle or Mexican grackle (''Quiscalus mexicanus'') is a medium-sized, Social animal, highly social passerine bird native to North America, North and South America. A member of the Family (biology), family Icteridae, it is one of 10 Extant taxon, extant species of grackle and is closely related to the boat-tailed grackle and the extinct slender-billed grackle. In the southern United States, southern and southwestern United States, the grackle is sometimes referred to simply as a "blackbird" or (erroneously) a "crow" due to its glossy black plumage; however, grackles form their own unique genus that is separate from other "blackbirds", such as the red-winged blackbird, red-winged and Brewer's blackbirds, despite being in the same Family (taxonomy), family (Icteridae). Superficially, Brewer's blackbird is one of the most visually similar species to grackles. In some parts of Mexico, the grackle is sometimes referred to in Spanish language, Spanish as ("raven"; "c ...
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Groove-billed Ani
The groove-billed ani (''Crotophaga sulcirostris'') is a tropical bird in the cuckoo family with a long tail and a large, curved beak. It is a resident species throughout most of its range, from southern Texas, central Mexico and The Bahamas, through Central America, to northern Colombia and Venezuela, and coastal Ecuador and Peru. It only retreats from the northern limits of its range in Texas and northern Mexico during winter. Taxonomy The groove-billed ani was formally described by the English naturalist William Swainson from a specimen collected in Temascaltepec, Mexico. It still bears its original binomial name of ''Crotophaga sulcirostris''. The specific epithet combines the Latin meaning "furrow" with ''-'' meaning "-billed". The species is monotypic: no subspecies are recognised. Description The groove-billed ani is about long, and weighs . Wingspan ranges . It is completely black, with a very long tail almost as long as its body. It has a huge bill with lengthwise gr ...
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