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Out of all known bird species, (approximately 11,154), 159 (1.4%) have become extinct, with 226 (2%) being critically endangered. [1] There is a general consensus among ornithologists that if anthropogenic activities continue as current trends suggest, one-third of all bird species, and an even greater proportion of bird populations, will be ...
Virginia round-leaf birch (Betula uber) Small-anthered bittercress (Cardamine micranthera) Smooth purple coneflower (Echinacea laevigata) Virginia sneezeweed (Helenium virginicum) Swamp pink (Helonias bullata) Peter's mountain mallow (Iliamna corei) Small whorled pogonia (Isotria medeoloides) Eastern prairie fringed orchid (Platanthera leucophaea)
According to the International Union for Conservation of Nature (IUCN), 77 bird 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 (v. 2013.2, the data is current as of March 5, 2014 [1]).
Reintroductions of captive bred populations can occur to replenish wild populations of an endangered species, to create new populations or to restore a species after it has become extinct in the wild. Reintroductions helped bring the wild populations of Hawaiian geese (nene) from 30 birds to over 500.
The species — several birds, mussels, two species of fish and the Little Mariana fruit bat last seen in Guam in 1968 — have been listed as endangered for decades, according to the U.S. Fish ...
Endangered species by reason(s) they are (or were) threatened — the cause(s) for species being endangered in their native habitats.; This is primarily a sub-category for IUCN Red List species by the external threat(s) stated in IUCN reports for each listed species (hyperlinked under 'References' &/or 'External links' on most wikipedia articles when species are on IUCN Red List).
Currently there are approximately 10,000 living species of birds, with over 1,480 at risk of extinction and 223 critically endangered. [5] Island species in general, and flightless island species in particular, are most at risk.
A female pygmy hippopotamus calf was born at the Metro Richmond Zoo in early December, marking the third calf of the endangered species to be born at the zoo in the last five years, officials said.