The robots can hover over marine mammals and gather all sorts of information in a way that’s less invasive to the animals ...

A wildlife photographer captured a dramatic encounter on video between a harbor seal and a pod of killer whales.

A discovery of unique killer whale behavior may be the first documented time a marine species has been seen using and creating tools for something not food-related. The finding was made in Washington ...

Killer whales are known for their intelligence and power, even an inclination to sink yachts. Now, research is showing how they take down prey that few other animals can. Why it matters: The findings ...

Orcas in the Gulf of California off the coast of Mexico have been spotted hunting young great white sharks by flipping them ...