The Albany Pine Bush Preserve in New York holds within it a rare species: the endangered Karner blue butterfly.
Nabiré, a 31-year-old female northern white rhino, died of a ruptured cyst, authorities at a Czech Republic zoo announced.
T. rex and other big dinosaurs had teeth that were specialized for tearing through flesh and bone -- only one living animal has similar tooth structure. Can you guess which?
Some 440 tigers were recorded during the previous census conducted in 2004 in the World Heritage-listed habitat.
Officials hope the new system will put a serious dent in the number of killings of the endangered animals.
Zookeepers say they have successfully fostered an orphaned tree kangaroo with a surrogate wallaby.
The Bengal tiger, Caspian tiger and several others could soon be history if a new way of thinking about conservation is adopted.
The sixth mass extinction on Earth is upon us, confirms an extensive new study. Here are just a handful of its victims.
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