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11 U.S. species endangered by climate change

By: Bryan Nelson on Jan. 4, 2010, 11:10 a.m.
Leatherback Sea Turtles

Photo: Brian Hutchinson via Livescience

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Leatherback sea turtles

Leatherback sea turtles nest on the beaches of Florida, Puerto Rico and the U.S. Virgin Islands. This remarkable species is the largest of all living sea turtles and the fourth-largest modern reptile behind three crocodilians, but their nesting sites are universally threatened by global climate change.