From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

Scientists know a surprising amount of information about Southern Resident Killer Whales, but once the whales leave their ...

SeaWorld's beloved Katina has died. The water park has released the cause of death for the killer whale, who was believed to ...

Katina, the orca, has passed away. She was a wild-born orca who lived in captivity for decades, succumbing to an illness at ...

There are eye-opening claims that orcas and dolphins are working together on salmon hunts and sharing food — but not everyone is convinced. When you purchase through links on our site, we may earn an ...

Years ago I conjured a story, Whale Song, about a bright, stalwart, confident high school girl who, after a surfing ...

A short ocean video has suddenly caught everyone’s attention online. People are sharing it again and again because it shows a ...

The Salish Sea is one ecosystem but Canada and the US are playing by different rules when it comes to protecting threatened ...

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this ...

The 50-year-old orca had been at SeaWorld Orlando for 40 years and was one of just five killer whales at the park.

As endangered southern resident killer whales fight for survival, federal funding cuts threaten the scientists working to save them.