Officials hope the new system will put a serious dent in the number of killings of the endangered animals.
The animals underwent 10 months of preparation that included surgery to recover skin and plumage.
Bowing to criticism from animal rights groups, the Ringling Bros. and Barnum & Bailey Circus will soon end use of their emblematic Indian stars.
Graphic footage shows live piglets, rabbits and possums used as bait to train some of the country's most successful dogs.
After 16 years living in a concrete enclosure, a female black bear is moved to a sanctuary after her owner is taken to court.
His remarks made to a grieving child give hope to believing animal lovers everywhere.
The animal's previous owners were denied their request to reclaim him.
A group of judges could decide whether Tommy the chimp should be recognized as a person by law.
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