Reptiles Puzzle




2. habitat where most reptiles live

4. upper shell of a turtle

7. extinct reptiles of the Mesozoic era

11. membrane that stores wastes in an egg

13. tiny air sacs in the lungs for gas exchange

16. type of circulation in reptiles

18. number of heart chambers in crocodiles & alligators

20. order containing lizards & snakes

23. snake that injects poison

24. reptiles that give live bird

25. snakes or vipers with heat sensitive areas on their head

28. organisms like reptiles whose body temperature is controlled by the environment



1. order containing alligators

3. “white” of an egg containing water 7 protein

5. order containing tuataras 6. organs of respiration in reptiles

8. lower shell of a turtle

9. food inside an egg

10. reptiles who retain their shelled eggs inside their bodies until they hatch

12. snakes that kill prey by squeezing them to death

14. protein making the skin of reptiles watertight

15. cover the body of reptiles

17. egg-laying reptile

19. membrane surrounding the cushioning fluid in an egg

20. wall of tissue in snakes & turtles partially dividing the lower heart chamber

21. type of shelled egg in reptiles

22. sense organ in the roof of reptile’s mouth

26. order for turtles

27. blood being returned to the heart