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Amphibian species (IUCN, 2016-2) 6492 extant species have been evaluated; 4925 of those are fully assessed [a] 2860 are not threatened at present [b] 2063 to 3630 are threatened [c] 35 to 148 are extinct or extinct in the wild: 33 extinct (EX) species [d] 2 extinct in the wild (EW) 113 possibly extinct [CR(PE)] 0 possibly extinct in the wild ...
According to the International Union for Conservation of Nature (IUCN), 93 reptile and amphibian species in the United States are threatened with extinction. [1] The IUCN has classified each of these species into one of three conservation statuses: vulnerable VU, endangered EN, and critically endangered CR.
This page features lists of species and organisms that have become extinct. The reasons for extinction range from natural occurrences, such as shifts in the Earth's ecosystem or natural disasters, to human influences on nature by the overuse of natural resources, hunting and destruction of natural habitats.
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Following is a list of marine reptiles, reptiles which are adapted to life in marine or brackish environments. This list is incomplete ; you can help by adding missing items . ( August 2008 )
Critically endangered (CR) species face an extremely high risk of extinction in the wild. As of December 2021, the International Union for Conservation of Nature (IUCN) lists 673 critically endangered amphibian species, including 146 which are tagged as possibly extinct. [1] [2] 9.2% of all evaluated amphibian species are listed as critically ...
Amphibians are in decline worldwide, with 2 out of every 5 species threatened by extinction, according to a paper published Wednesday in the scientific journal Nature.
Aphaneramma is an extinct genus of marine temnospondyl amphibian. It lived during the Early Triassic epoch , approximately 252–247 Ma ago, and had a global distribution. Fossils have been found in the Mianwali Formation of Pakistan , [ 2 ] Madagascar , [ 3 ] the Zhitkov Formation of Russia, [ 4 ] and the Vikinghøgda Formation ...