Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by ...

He helped fight to free the whales known as the Budd Inlet Six. It was the last time orcas were captured in United States ...

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to regain body fat when they have more living offspring.

THE convicted killer who once faced death by firing squad for beating his girlfriend’s mother to death then stuffing her body in a suitcase has returned to the US. Tommy Schaefer is now ...

A missing pregnant woman. A newborn no one knew about. Conflicting stories from a mother, stepfather, sister, and fiancé.

In 2015, great white sharks vanished from Australia's Neptune Islands. Experts are still trying to work out why White sharks – also known as white pointers – have one known natural predator: the orca, ...

Fish-eating killer whales in southern Alaska have a diverse, seasonally changing diet featuring salmon and groundfish, according to a recently published study in the journal Ecosphere. The types of ...

When killer whales attacked a great white shark near South Australia’s Neptune Islands in 2015, the story spread quickly. After the attack, white sharks disappeared from the area for 69 days. Many ...

Orcas, or killer whales, are deadly and beautiful apex predators. US tells Americans to shelter in place as Mexican Army kills cartel leader Breaking: Man who breached the perimeter of Trump’s ...

Free Willy actor Jason James Richter urges France to relocate captive killer whales Wikie and Keijo from Marineland Antibes before it’s too late. Please join me in speaking up for killer whales Wikie ...