1					2										3		4
	5									6
														7				8
			9													10
				11
	12
																							13
						14
																				15
	16
17
									18
					19
															20

Across 6. most common jelly fish 9. inhabit all oceans of the world but are most numerous in the Arctic, the Antarctic, and areas of cold water upwelling 12. a wide, thick head with the eyes at the margins. 14. An adult may consume one to one and a half metric tons of food per day 16. an Arctic baleen whale, a right whale with a large, bow-shaped head that is up to 40% of its body length. The arched mouth is up to 10 feet 17. send messages to one another in different ways. They squeak and whistle and use body language—leaping as high as 20 feet (6 meters) in the air 18. square-shaped shell with 3 spines on each side of the carapace. 19. largest animal that ever lived on Earth 20. a rarely seen Arctic whale. This social whale is known for the VERY long tooth that males have

Down 1. are predaceous eel-like fish. Unlike eels, however, they feed on large fish 2. voracious top-level predator, meaning that it has no natural enemies, and could decimate populations of native fish. About 90% of its diet consists of other fish, though it also eats crustaceans, insects, and plants. 3. born grey and become pinker with age 4. gentle and slow filter feeding shark that is the largest living fish species 5. toothed whale that lives in pods. It has a huge brain that weighs about 20 pounds; it is the largest brain of any animal 7. they live in the artic ocean, and sometimes migrate south for the summer 8. it is 28 inches tall and weighs 9 pounds 10. have a relatively large rounded dorsal fin, a conical shaped head with sloping forehead, and an indistinct beak with white "lips". 11. can dive for up to 30 minutes, but usually last only up to 15 minutes 13. baleen whales with bow-shaped lower jaw and a head that is up to one-quarter of the body length 15. a voracious predator that feeds on many types of organisms, particularly bivalve molluscs (e.g., clams, oysters, and mussels)