Across
- 3. whales- sperm and baleen together
- 6. Animals- animals in which the eggs develop and hatch in the reproductive tract females
- 8. bear- the second member of the order Carnivora that inhabits the marine environment
- 9. related forms are marine mammals that have paddle-shaped flippers for swimming but still need rest and breed on land
- 10. a complex nucleic acid that contains a cell’s genetic information
- 11. organisms able to keep their body temperature more or less constant regardless of the temperature of the environment
- 15. birds- have narrow wings and a long, forked tail
- 18. organisms that lose metabolic heat to the environment without it affecting their body temperature
- 20. thick layer of fat under their skin
- 21. comprise a large group of seabirds with distinctive tube-like nostrils and heavy beaks that are usually curved at tip
- 23. are flightless, with wings modified into stubby “flippers” that allow the to “fly” underwater
- 24. a large pinniped with a pair of distinctive tusks protruding down from the mouth.
Down
- 1. nets- dolphins killed in these by getting caught
- 2. have a unique pouch below their large beaks
- 4. organisms that have a body temperature that varies with that of the environment
- 5. Planktonic, shrimp-like crustaceans
- 7. large groups
- 12. organisms that retain some metabolic heat, which raises their body temperature
- 13. whales- toothless whales
- 14. a muscle protein in many animals that stores oxygen
- 15. muscular tail ends in a pair of fin-like
- 16. their kin make up the largest variety of seabirds
- 17. are graceful flyers that hover over their prey before plunging for it
- 19. whale hunting
- 22. Turtles- belong to an ancient group of reptiles