Reptiles and Amphibians

1234567891011
Across
  1. 2. cant control their own body temperature
  2. 6. type of eggs reptiles lay
  3. 7. can not make their own food
  4. 9. overlapping plates that are found over reptiles skin
  5. 10. the first animals to lay eggs on land
  6. 11. animal with a back bone
Down
  1. 1. animals that live on both water and land
  2. 2. class crocodiles belong to
  3. 3. group of large reptiles that went extinct
  4. 4. what a frogs skeletal system is designed for
  5. 5. the form in which their swallow their prey
  6. 7. reptiles will make this noise when they feel threatened
  7. 8. deserts, oceans, ponds and lakes