However, there are likely to be other ecotypes in Falkland waters. The “type D” killer whale has just a tiny white eye patch; it is known from a few sightings in Sub-Antarctic waters ...

A report written by marine biologist and killer whale expert Alex Zerbini — chair ... are maintained by cultural transmission, and these 'ecotypes' typically have a variety of persistent ...

The researchers’ analysis revealed exactly how the killer whales, often hunting as a group, subdue the whale shark ... species of orca there are multiple ecotypes, or groups that share ...