(@ Doug88888, 2011)
The Siberian Tiger
Population: Around 3,500 subspecies
Faces extinction due to illegal hunting
and habitat loss
The Amur Leopard
Population: less than 40
Faces extinction from
illegal hunting, habitat
loss, and lack of
diversity due to small
The Florida Panther
Population: Around 80
Faces extinction from habitat loss,
Fragmentation, and mortality due to
The Polar Bear
Faces extinction due to
declining habitat and
The Giant Panda
Faces extinction due to
Faces extinction from habitat loss
The Grizzly Bear
Population: more than 500 in
the U.S. lower 48
Faces extinction from illegal
hunting and habitat loss
International Union for Conservation of
Nature (IUCN) Red List
A list established in 1994 that contains
explicit criteria and categories to classify
the conservation status of individual
species on the basis of their extinction.
Red List Criteria
• The rate of population decline
• The geographic range
• Whether a species already possesses a small
• Whether a species is very small or lives in a
• Whether the results of quantitative analysis
indicates a high probability of extinction in the
The Endangered Species Act of 1973
Obligates federal and state governments to protect all
threatened life with extinction and this process is aided by the
creation and continued maintenance of an endangered species
list. It also promotes the protection of critical habitats essential to
the survival of a given species.
Works Cited: Text
“10 Recently Extinct Animals.” LISTVERSE. 25 July 2009. Web. 17 July
“IUNC Red List of Threatened Species.” Encyclopedia Britannica. n.d. Web. 17
“Endangered Species Population Numbers.” All About Wildlife. 2 Nov. 2009.
Web. 17 July 2013.
Works Cited: Images
@Doug88888. “Tiger.” Photograph. Flickr.Yahoo. 9 March 2011. Web. 17
Calleja, Steve. “Grizzly Bear.” Photograph. Flickr.Yahoo. 15 Oct. 2011.
Cloudtail. “Polar Bear.” Photograph. Flickr.Yahoo. 5 Apr. 2012. Web. 17 July
Gunther, Michael. “Giant Panda, Sichuan Province, China.” Flickr.Yahoo. 9
June 2004. Web. 17 July 2013.
Henderson, Gary. “Amur Leopard.” Flickr.Yahoo. 25 May 2008. Web. 17 July
Luna, Mauro. “Cheetah.” Photograph. Flickr.Yahoo. 14 June 2009. Web. 17
“Tasmanian Tiger (Thylacine).” Photograph. Flickr.Yahoo. 23 July 2009. Web.
17 July 2013.
Richardson, Larry. “Florida Panther.” Photograph. Flickr. Yahoo. 29 Apr.
2008. Web. 17 July 2013.