Unsuccessful pregnancies and struggles for survival within exclusively fish-eating killer whale communities in the northeast Pacific Ocean can be attributed to challenges from pollutants ...

How big they are: Up to 32 feet (9.8 meters) long How long they live: Up to 100 years, but usually around 25 to 50 years What they eat ... whales. Over time, that name morphed into "killer whales." ...

A video posted by Aquatic Mammals depicts the orcas eating the prey. “I was definitely surprised by how close the killer whales were to the anglers,” Ochoa told McClatchy News. But ...

The researchers took swabs from the white shark's bite wounds and sequenced for any genetic material that the predator may ...

Recent findings used wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale predation on white sharks in Australia.