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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 ...
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 ...
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.
However, many of the causes of amphibian declines are still poorly understood, and the topic is currently a subject of ongoing research. Modeling results found that the current extinction rate of amphibians could be 211 times greater than the background extinction rate. This estimate even goes up to 25,000–45,000 times if endangered species ...
From the pygmy tarsier (a mouse-sized big-eyed animal that weighs almost 60 grams) to the Coelacanth (the closest link between fish and the first amphibian creatures which made the transition from ...
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 ...
Look below for animals that extinct within the past century, including many within your own lifespan: WWF Critically Endangered Species Graphiq. Show comments. Advertisement. Advertisement.
Download as PDF; Printable version; In other projects ... Pages in category "Extinct amphibians" The following 22 pages are in this category, out of 22 total.