ACROSS 1. Mysticete whales use this for filter feeding. These whales do not have teeth. 2. Small toothed cetaceans that have pointy snouts. Some people exchange the word porpoises for this word. 3. This baleen whale is the smallest baleen whale in the northern hemisphere. 4. This whale is the most endangered large whale in the Atlantic Ocean. Hint: the opposite of left. 5. These black and white whales are also called "killer" because they feed on other whales. 6. These sleek baleen whales resemble small fin whales, but feed on krill instead of fish. 7. This is the largest baleen whale, as well as the largest animal that has ever lived.

DOWN 1. These small, white, toothed whales are found in the Gulf of St. Lawrence and are highly contaminated with toxic materials. 2. These medium-sized baleen whales are named for their habit of arching their backs as they dive. They are also known as the "singing whales." 3. These are small toothed cetaceans that have blunt, round snouts and are sometimes mistaken for dolphins. 4. This is the common name for the group of whales that DO NOT filter feed. 5. Sometimes known as the "greyhounds of the sea" because of their speed, this baleen whale is the second largest whale. 6. These small, black, toothed whales are the most common mass-stranding victims.