Animal Classification Review

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Across
  1. 2. Birds bones are hollow to aid in this
  2. 4. The "F" in the classification system
  3. 5. Number of kingdoms prior to the discovery of the microscope
  4. 7. Carolus Linnaeus is considered the father of this
  5. 10. Amphibian with warty skin and short legs
  6. 11. The two-term classification system
  7. 12. Condition of most prey when snakes consume them
  8. 13. Animal that eats strictly plants
  9. 18. ______-Blooded equals ectothermic
  10. 21. Animals that are more active at night are called this
  11. 22. Structures used for camouflage, flight, and regulating heat in birds
  12. 23. Animals estivate in this type of weather
  13. 24. The rarest form of amphibians
  14. 27. A reptile with a shell
  15. 29. Meat eaters
  16. 30. Language used in the binomial system of classification
  17. 32. Chameleons change this based on environment
  18. 34. Most snakes leave their mothers in these
Down
  1. 1. The "P" in the classification system
  2. 3. Beak shape in birds is determined by this
  3. 6. Largest animal on planet
  4. 8. Will eat both plants and animals
  5. 9. This is where most mammal offspring develop
  6. 10. It’s ok if a gecko loses this when attacked
  7. 14. AKA warm blooded
  8. 15. Birds are the closest descendants to these extinct species
  9. 16. Where amphibians begin life
  10. 17. Fastest mammal
  11. 18. The "C" in the classification system
  12. 19. The most advanced method for classification of an animal
  13. 20. Along with amphibians and birds, this species has a cloaca for waste and fertilization
  14. 25. This kingdom is the most recently discovered
  15. 26. The male of this mammal species is considered venomous
  16. 28. This is where marsupial offspring develop
  17. 31. In Greek, this term means both
  18. 33. The "O" in the classification system