A female killer whale gives birth to one calf at a time every three to 10 years. Orcas work together to take care of the young. Female killer whales live to be around 50 years old, but some orcas ...

Orcas, also called killer whales, are apex predators of the ocean. Their intelligence, hunting skills, and sheer power make ...

New research finds some baleen whale species call at such deep frequencies that they're completely undetectable by killer whales, which cannot hear sounds below 100 hertz. These also tend to be ...

According to their results recently published in the journal Ecology and Evolution, the culprit is clear: a killer whale fatally assaulted the over-15-foot-long shark, then proceeded to devour its ...

And in came Reeves and other researchers, who utilized both wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale predation on white sharks in Australia.

The killer whale who captured hearts across the world in 2018 for refusing to let go of her dead calf has given birth to her second baby in the last four years. The Center for Whale Research said ...