Researcher Professor Andrew Pask has explained exactly how scientists are planning to revive the extinct Tasmanian tiger ...

A 9-year-old Malayan tiger is joining Dickerson ... recommendations of the Association of Zoos and Aquariums' Malayan Tiger Species Survival Plan. The species is considered critically endangered ...

Despite this, they are a docile, non-aggressive species, known to attack humans only when bothered first. Sand tiger sharks are brownish-gray with rust-colored spots on top and white underneath.