In a precedent-setting case, PETA US, three marine-mammal experts and two former orca trainers are suing SeaWorld on behalf of five orcas who were taken from their home by force, locked up, put to work and never allowed to leave. The case intends to prove that these orcas are being held as slaves in violation of the 13th Amendment to the US Constitution. The suit is one of the most groundbreaking legal cases ever to reach the courts - the first ever to assert that a constitutional right should extend to nonhuman animals.

Five killer whales are 'suing' SeaWorld, after Peta (People for the Ethical Treatment of Animals) filed a lawsuit on the orcas' behalf. The animal ...

A dramatic video has captured the moment a killer whale attacked a shark in waters off New Zealand. The orca was filmed apparently "herding" the sh...