On Sunday night, the Ringling Brothers and Barnum and Bailey Circus featured elephants for the last time. The circus elephants are retiring to Florida.
In the world of animal rights, one activist compares it to the fall of the Berlin Wall. The original plan called for phasing out elephants' role in the circus by 2018.
The organizers are calling it the "largest airlift of lions in history." The animals were rescued from circuses after Colombia and Peru banned the use of wild animals in circuses.
What do you do when a 43-foot dead whale washes up on your beach? The National Marine Fisheries Service's Justin Viezbicke explains the options: tow it to sea, bury it, or cut it up.
Nearly 30 years ago, Kenya burned 12 tons of ivory to try to halt the illegal ivory trade. Today it's burning 100 tons. How much difference does burning ivory make?
Your dog doesn't like your hugs. Psychologist and author Stanley Coren says that when he looked at a random sample of pictures showing people hugging dogs, most of the dogs showed signs of stress.
From a man with his pet rooster in Bali to the victim of an acid attack in Iran, here are some of the featured images from the Sony World Photography Awards.