Killer whales in aquariums regularly eat ice cubes, even though ice provides no calories or nutrients. It's a curious practice that has generated many questions because wild orcas never encounter ice ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

If you liked this story, share it with other people. Many other whale populations aren’t as easy to study, so unsurprisingly we know less about how they’re doing. This is why a recent scientific paper ...

A study comparing the nutritional demands of killer whales with the caloric content of their prey has startling implications for the potential impact of these large predators on populations of other ...