The Nonhuman Rights Project sues the Pittsburgh Zoo for inadequate elephant living conditions, seeking sanctuary for the ...

A Washington, D.C.-based animal-rights nonprofit on Tuesday sued the operator and head of the Pittsburgh Zoo & Aquarium, ...

The operator and head of the Pittsburgh Zoo is facing a lawsuit filed by a Washington, D.C.-based animal rights nonprofit, ...

Chimpanzees in Michigan are not considered “persons” with human rights, according to the state’s Court of Appeals.

An animal rights group has filed a lawsuit against the Pittsburgh Zoo & Aquarium and is demanding the zoo release its ...

The Michigan Court of Appeals has denied a writ of habeas corpus for seven chimpanzees currently at the DeYoung Family Zoo in ...

A lawyer argued in a hearing last week that a UP zoo should have to prove holding chimpanzees does not violate the animals’ ...

The Michigan Court of Appeals has denied a writ of habeas corpus for seven chimpanzees currently at the DeYoung Family Zoo in ...

An animal rights group plans to appeal a case to the Michigan Supreme Court, seeking an unlawful imprisonment hearing for six ...

An animal rights group is suing the Pittsburgh Zoo & Aquarium, seeking the release of five elephants it says are being kept ...