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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 ...
Male Rana temporaria calling in a garden pond in Jambes, Belgium. The common frog or grass frog (Rana temporaria), also known as the European common frog, European common brown frog, European grass frog, European Holarctic true frog, European pond frog or European brown frog, is a semi-aquatic amphibian of the family Ranidae, found throughout much of Europe as far north as Scandinavia and as ...
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 ...
Two species of frogs and toads in New Jersey are classified as either endangered or threatened species. Endangered species are defined by NJ Fish and Wildlife as species whose "prospects for ...
As of March 2024, out of over 50000 Hyloidea frogs represented on the IUCN Red List, 3866 were listed as critically endangered (4.5%), 5910 as endangered (6.8%), and 6774 as vulnerable (7.8%). However, there is still a great deal of the frogs, about 49000, that are considered as 'Least concern' and not being threatened.
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 ...
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.
The crawfish frog, endangered in the Hoosier State, is back following an effort led by the Indiana Department of Natural Resources and Angel Mounds. History of crawfish frogs at Angel Mounds