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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: Animals (kingdom Animalia) — IUCN Red List critically endangered species (Animalia)
Tigers continue to be categorized as endangered on the IUCN Red List, although the conservation group believes that “recovery is possible as long as conservation efforts… Wild tiger numbers ...
The tiger has been listed as Endangered on the IUCN Red List since 1986 and the global tiger population is thought to have continuously declined from an estimated population of 5,000–8,262 tigers in the late 1990s to 3,726–5,578 individuals estimated as of 2022. [1]
The Red List of 2012 was released 19 July 2012 at Rio+20 Earth Summit; [17] nearly 2,000 species were added, [18] with 4 species to the extinct list, 2 to the rediscovered list. [19] The IUCN assessed a total of 63,837 species which revealed 19,817 are threatened with extinction.
The IUCN also lists 60 mammalian subspecies as critically endangered. Of the subpopulations of mammals evaluated by the IUCN, 18 species subpopulations have been assessed as critically endangered. Additionally 900 mammalian species (15% of those evaluated) are listed as data deficient , meaning there is insufficient information for a full ...
Please stick to IUCN Red List Critically Endangered Animalia when you add or remove species, subspecies, stocks or sub-populations. Binomial and trinomial nomenclature should be used, no more. To get more clarity, surname of scientific authority should be ignored.
Please follow the IUCN Red List when you add or remove species, subspecies, varieties, stocks or sub-populations. For brevity use binomial or trinomial nomenclature only, that is, omit common names and the name of the scientific authority.
The IUCN also lists 86 mammalian subspecies as endangered. Of the subpopulations of mammals evaluated by the IUCN, five species subpopulations have been assessed as endangered. 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".