An orca that carried her dead calf with her for days in 2018 appears to be repeating the behavior with a newly deceased baby whale. Scientists think the killer whale is likely to be expressing grief.

A new orca calf has been born in the Pacific Northwest, and this baby boasts an impressive family tree. The orca calf belongs to a family of transient killer whales, or “Bigg’s” killer whales, and was ...

Two baby orcas were seen practicing their hunting skills on a bird in California, a whale watching group said. Morgan Quimby Screengrab from @Monterey_bay_whale_watch on Instrgram Onlookers got to see ...

Off the rugged coast of Iceland, an extraordinary and puzzling phenomenon has captured the attention of marine scientists. Over the past few years, baby pilot whales—tiny and vulnerable—have been ...