Porpoises and dolphins would also play with orca calves, usually for a few minutes but occasionally for more than an hour. Visona-Kelly and her colleague aren’t sure why the porpoises and ...

Dusky dolphins measure about 7 feet (2 meters) long and weigh up to 187 pounds (85 kilograms). By comparison, an orca measures up to 32 feet (10 meters) long and can weigh as much as 11 tons (10 ...

The answer is both, as we will explain below. The question came to light in July 2022 after a video of a killer whale and dolphin was shared to the Reddit thread natureisfuckinglit.

An orca ripped a great white shark apart and feasted on its liver shortly after the shark had devoured a dolphin, new scientific findings show. The finding was made in the Eastern Cape of South ...

In a rare video captured by a whale watching expedition off the coast of San Diego this week, a killer whale teaches its baby how to hunt by headbutting a dolphin, causing it to flip several times ...

The tank that held Skana, an orca and a bottlenose dolphin had underwater viewing, and I was down below, watching. Something unusual seemed to be going on between these tankmates, so I began to ...

Li’i, a 40-year-old Pacific white-sided dolphin that once shared a tank with Miami Seaquariam’s late Lolita the orca, has been relocated to Texas’ SeaWorld San Antonio.