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Version 2014.2 of the IUCN Red List of Threatened Species identified 4574 critically endangered species, subspecies, varieties, stocks, and subpopulations.. For IUCN lists of critically endangered species by kingdom, see:
An IUCN Red List critically endangered (CR or sometimes CE) species is one that has been categorized by the International Union for Conservation of Nature as facing an extremely high risk of extinction in the wild. [1] As of 2021, of the 120,372 species currently tracked by the IUCN, there are 8,404 species that are considered to be critically ...
As of December 2023, of the 157,190 species currently on the IUCN Red List, 9,760 of those are listed as critically endangered, with 1,302 being possibly extinct and 67 possibly extinct in the wild. [2] The IUCN Red List provides the public with information regarding the conservation status of animal, fungi, and plant species. [3]
Once considered one of the most endangered wild cat species in the world, their population declined by 87% and the number of breeding females dropped by more than 90% between 1985 and 2001 ...
The World's 100 most threatened species [1] is a compilation of the most threatened animals, plants, and fungi in the world. It was the result of a collaboration between over 8,000 scientists from the International Union for Conservation of Nature Species Survival Commission (IUCN SSC), along with the Zoological Society of London . [ 2 ]
The percentage of species in several groups which are documented as extinct, critically endangered, endangered, or vulnerable on the 2023 IUCN Red List. . The data for some groups are insufficient, so the plotted percentages can be much lower than the actual rates of vulnerabil
The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta
A critically endangered butterfly that lives in the southernmost part of Florida thrives in certain years. Researchers turned to weather data to find out why, and the answer brought a surprise twist.