How to use in-sentence of “Killer whale”:
– Mitochondrial sequence divergence among Antarctic killer whale ecotypes is consistent with multiple species.
– It is closely related to the Pygmy Killer Whale and the Pilot Whale.
– They grew to killer whale size, about 30 to 40 feet.
– The Pygmy Killer Whale is a mammal of the oceanic dolphin family.
– The two species look somewhat similar and, like the orca, the false killer whale attacks and kills other cetaceans.
