Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

A study in 2018 revealed that some orcas are able to imitate human speech, mirroring words such as 'Amy', 'Hello' and 'Bye ...

New Canadian-led research into northern resident killer whales suggests even when food is plentiful, orca moms struggle to ...

Orcas appear in Vancouver Harbour from time to time and often delight residents who catch a glimpse of them. But marine experts say three whales spotted there last week are unlike any previously ...

Researchers come 'eye-to-eye with a killer whale' during their Antarctic expedition.

A team of people in a small zodiac boat in the Antarctic Ocean found themselves surrounded by killer whales. Watch them 'spy ...

The discovery came as a surprise, because the two species usually prefer to avoid each other and keep a safe distance.

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might explain some complex orca societies.

The Edmonds Waterfront Center will welcome Dr. Deborah Giles, a killer whale scientist with the nonprofit SeaDoc Society, as the featured speaker in Annie Crawley’s Environmental Speaker Series ...

On March 24, 1989, just after midnight, a massive oil tanker ran aground in one of the most pristine marine environments in ...

Lynne Schafer Gross and Mark McDermott One day circa 1970, a boy in El Segundo looked up at a telephone pole near his home and saw a hawk perched at ...

Leatherback turtles are unusual among reptiles because they are able to keep their bodies warmer than the surrounding ocean ...