'Siamese Cat' by Tazmaniandevil

'Siamese Cat' by Tazmaniandevil

Prairie dog, taken by bsnadventures

Prairie dog, taken by bsnadventures

White tiger at Singapore Zoo. Photograph by sfbaydawg.

White tiger at Singapore Zoo. Photograph by sfbaydawg.

Typhon, eastern indigo snake, by teleos on Flickr.

Typhon, eastern indigo snake, by teleos on Flickr.

Flanked by dolphins, an albino humpback whale swims north off Green Island, Queensland, on the annual migration from Antarctica to the Great Barrier Reef  Picture: REX FEATURES

Flanked by dolphins, an albino humpback whale swims north off Green Island, Queensland, on the annual migration from Antarctica to the Great Barrier Reef  Picture: REX FEATURES

photo: Reinaldo Carvalho

photo: Reinaldo Carvalho

Submission by: h-meaning

Submission by: h-meaning

Submission by: dusunceyokusu

Submission by: dusunceyokusu

Photo by: Hailey Hoffman

Photo by: Hailey Hoffman

Ascius, Mexican rosy boa, by teleos on Flickr.

Ascius, Mexican rosy boa, by teleos on Flickr.

Dirk one of the Galapagos tortoise tries out a rope kebab of apples/peppers and other fruits at London Zoo  Picture: PAUL GROVER

Dirk one of the Galapagos tortoise tries out a rope kebab of apples/peppers and other fruits at London Zoo  Picture: PAUL GROVER

Seal lion resting in Monterey, CA. Photographed by sfbaydawg

Seal lion resting in Monterey, CA. Photographed by sfbaydawg

Photo by: Reinaldo Carvalho

Photo by: Reinaldo Carvalho

Photo by: Compressionasphyxiation 
Wild Eep, Pacific parrotlet hen, by teleos, on Flickr.

Wild Eep, Pacific parrotlet hen, by teleos, on Flickr.