Across
- 3. is a thick layer of fat tissue it is use as an insulator for mammal
- 5. they are eared seals that also have fur
- 7. fishermen sometimes shoot them because of their large appetites
- 8. the declining population often is because of over fishing and destruction of habitat
- 9. they are called mammals mostly because they have the same biological traits as land mammals
- 10. they are the smallest dolphins
Down
- 1. they are nearly extinct
- 2. seal largest pinniped about 8,000 pounds
- 4. they have no visible ear flap
- 6. could learn how to mimic our voices and even conversant with us