Killer whales are one of the most intelligent animals; only humans have a larger brain relative to their body size, according ...

Constance Marten is the aristocrat who killed her own baby when so consumed by her own self-importance that she came to ...

The report recommends ensuring the orcas have "priority access" to early-season chinook in the Fraser River through fishing closures. It also calls on government to identify seasonal and annual prey ...

Ireland’s water quality suffers from high nitrate levels, warns EPA; Social Democrats call for urgent government action.

"Orcas often share food with each other—it's a prosocial activity and a way that they build relationships with each other.

In a baffling show of generosity, killer whales across the globe are giving fish to humans—and scientists are racing to ...

A Jamberoo woman's trip to the beach to photograph the sunrise may have provided scientists with vital clues after she ...