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This is a list of North American mammals. It includes all mammals currently found in the United States, St. Pierre and Miquelon, Canada, Greenland, Bermuda, Mexico, Central America, and the Caribbean region, whether resident or as migrants. This article does not include species found only in captivity.
The bats' most distinguishing feature is that their forelimbs are developed as wings, making them the only mammals capable of flight. Bat species account for about 20% of all mammals. Family: Vespertilionidae. Subfamily: Myotinae. Silver-haired bat, L. noctivagans [n 3] LC; Southwestern myotis, M. auriculus [n 1] [n 21] LC
Over 1.5 million living animal species have been described—of which around 1 million are insects—but it has been estimated there are over 7 million in total. Animals range in size from 8.5 millionths of a metre to 33.6 metres (110 ft) long and have complex interactions with each other and their environments, forming intricate food webs .
Reptiles are tetrapod animals in the class Reptilia, comprising today's turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives. The study of these traditional reptile orders , historically combined with that of modern amphibians , is called herpetology .
In the English language, many animals have different names depending on whether they are male, female, young, domesticated, or in groups. The best-known source of many English words used for collective groupings of animals is The Book of Saint Albans , an essay on hunting published in 1486 and attributed to Juliana Berners . [ 1 ]
The order Primates consists of 505 extant species belonging to 81 genera. This does not include hybrid species or extinct prehistoric species. Modern molecular studies indicate that the 81 genera can be grouped into 16 families; these families are divided between two named suborders and are grouped in those suborders into named clades, and some of these families are subdivided into named ...
Native to Africa, these giant mammals can be found in floodplains, grasslands, forests and swamps. They weigh up to 2,000 pounds and sport horns that are 4 feet in length. 53.
On Barro Colorado Island in Panama, sloths have been estimated to constitute 70% of the biomass of arboreal mammals. [59] Four of the six living species are currently rated "least concern"; the maned three-toed sloth ( Bradypus torquatus ), which inhabits Brazil's dwindling Atlantic Forest , is classified as "vulnerable", [ 60 ] while the ...