Killer whales are the only natural predator of baleen whales—those that have "baleen" in their mouths to sieve their plankton diet from the water. More solitary than toothed whales, baleen ...

The bowhead whale is the only baleen whale that lives year-round in the Arctic. Two populations are found in Canadian waters: the East Canada-Western Greenland (EC-WG) population, found in ...

DESCRIPTION: Bowheads are enormous whales with stocky, blubber-insulated bodies and thick, triangular-shaped heads. They are blue-black in color with a large white spot on their lower jaw. There may ...