The Pilot Whale is actually a dolphin and well-known for mass strandings.
Regardless of their name, Pilot Whales are are actually dolphins. There are actually two species of pilot whale in the genus Globicephala. These are the long-finned pilot whale and the short-finned pilot whale.
They both have the same black or dark gray body color and shape. Hence, it’s almost impossible to tell them apart out at sea. So analyzing their skull structure is the best way to identify each