A beluga whale is hard to mistake for a mermaid unless you're at sea for months, and it's the first thing you see. Here's how ...

An international team of scientists and crew on board Schmidt Ocean Institute's research vessel Falkor (too) was the first to film the colossal squid (Mesonychoteuthis hamiltoni) in its natural ...

Out in the open water, this friendly beluga whale surprised us with the sweetest hello—swimming up close and asking for pets like a playful pup. Gentle, curious, and totally unforgettable, it was one ...

The sighting of a baby killer whale in British Columbia has given researchers a sign of hope for the endangered species, ...

A brand-new baby orca was spotted this week cruising alongside its mom north of Seattle. Why it matters: It's the second seemingly healthy baby born to the endangered southern resident killer whales' ...