5.Its teeth have been found stuck in the ribs of many unidentified whale species, as well as the tiny Piscobalaena, and even in a pinniped about the size of a sea lion.
6.Researchers had already discovered the capacity for vocal learning in species other than humans, including in songbirds, hummingbirds, parrots, cetaceans such as dolphins and whales, pinnipeds such as seals, elephants and bats.
7.This is also something done with ocean recording, where they're able to put out ocean recorders for a month to listen to mammalian communication with pinnipeds or whales or any of those things.
8.Finally, " transient" killer whales, each up to 8 metres in length, are found across both shallow and deep coastal waters and pursue marine mammals, including cetaceans (whales and dolphins), as well as pinnipeds (sea lions and seals).