Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton ...

For a deep dive into orca behavior, "Expedition Killer Whale" packs stunning footage into a fascinating hour-long documentary, and we have all the details here on how to watch it. How to watch ...

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing ...

A killer whale mom, who shot to fame after she carried her dead calf’s corpse with her for more than two weeks in a harrowing tale of grief, has lost another baby, scientists revealed.

Contestants will compete for a prize pool that includes a $1.5 million incubation fund, mentorship opportunities and a $100,000 accelerator package provided by CoinMarketCap, which co-produced the ...

"According to the anglers, the attack was already underway when they arrived as the killer whales were observed coordinating their attack on the sperm whale in waves," the study said. For the next ...

A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and stranded just off a beach in the island chain on Sunday, a local marine ...