Animals

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Across
  1. 2. Most mammals give ______ to young alive.
  2. 4. An animal that can live on land and in water.
  3. 5. The outer covering of birds
  4. 8. Insects ______ by laying eggs
  5. 9. A group of animals with gills and scales.
  6. 10. The outer covering of mammals
  7. 11. ______ are the only group that have fur or hair as their outer covering.
  8. 14. Reptiles reproduce by laying ____.
  9. 15. Insects have _____ legs and three body parts.
Down
  1. 1. Animals are classified based on their common ________.
  2. 2. Birds have a _____, a pair of wings and two legs.
  3. 3. The young of mammals feed on their mother’s ____.
  4. 6. Insects have ____ outer covering that protects their bodies.
  5. 7. Reptiles like tortoise and turtles have hard _____.
  6. 12. Amphibians breathe through their _____ skin when they are underwater.
  7. 13. ______ have dry skin that is usually covered with hard scales.