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For a species to be considered endangered by the IUCN it must meet certain quantitative criteria which are designed to classify taxa facing "a very high risk of extinction". An even higher risk is faced by critically endangered species, which meet the quantitative criteria for endangered species. Critically endangered amphibians are listed ...
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 ...
As of September 2016, the International Union for Conservation of Nature (IUCN) lists 402 near threatened amphibian species. [1] 6.2% of all evaluated amphibian species are listed as near threatened. No subpopulations of amphibians have been evaluated by the IUCN. This is a complete list of near threatened amphibian species evaluated by the IUCN.
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 .
Vulnerable (VU) species are considered to be facing a high risk of extinction in the wild. In September 2016, the International Union for Conservation of Nature (IUCN) listed 670 vulnerable amphibian species. [1] Of all evaluated amphibian species, 10% are listed as vulnerable. No subpopulations of amphibians have been evaluated by the IUCN.
A species of prairie-dwelling amphibians that disappeared from the Angel Mounds Historic Site a generation ago has been reintroduced there, Indiana state officials said this week.. The crawfish ...
Aug. 28—For the fourth time, hundreds of endangered frogs were released into the Columbia National Wildlife Refuge with the intent to revitalize their population. The nearly 400 northern leopard ...
Download as PDF; Printable version; In other projects ... Critically Endangered [1] ... The neglected frog (Cophixalus neglectus) is a species of frog in the family ...