Category
page 1Biota by conservation status
endangered species
species of organisms facing a very high risk of extinction
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extinction
thumb|The thylacine (Thylacinus cynocephalus) is an example of a recently extinct [[species.]]
thumb|Palaeotherium is an example of an extinct [[genus that is only recorded from fossil records before the existence of hominids.]]
IUCN Red List
inventory of the global conservation status of biological species
conservation status
indication of the chance of a species' extinction, regardless of authority used
Least Concern
IUCN conservation category
Critically Endangered
IUCN conservation category
Vulnerable
IUCN conservation category
extinct in the wild
IUCN conservation category
Near Threatened
IUCN conservation category
Data Deficient
IUCN Red List category
threatened species
conservation category for species categorized as rare, very rare, or depleted
not evaluated
IUCN Red List category
rare species
group of organisms that are very uncommon, scarce, or infrequently encountered
Endangered status
IUCN status for species which are categorized as very likely to become extinct in the near future
NatureServe conservation status
conservation status assigned by the NatureServe