1. Animal Vocabulary

2. ESTIVATION
Period of inactivity, drop in metabolism during hot, dry period

3. ENDOTHERM
Animal who maintains a steady body temperature.

4. EXOSKELETON
Hard outer covering made of chitin

5. POSTERIOR
Term meaning toward the tail end of the organism

6. INVERTEBRATE
Animal that does not have a backbone

7. PREY
Organism that is hunted for food

8. CARNIVORE
Animal that eats other animals

9. DETRITOVORE
Animal that feeds on detritus

10. OMNIVORE
Animal that eats plants and animals

11. PARASITE
Organism that relies on another for food or shelter and harms the host.

12. ASYMMETRY
No definite body plan

13. EXTERNAL FERTILIZATION
Fertilization that occurs outside of the female’s body.

14. RADIAL SYMMETRY
Body parts arranged around a central point like a wagon wheel

15. PREDATOR
Organism that hunts another organism for food

16. SKELETAL SYSTEM
Internal structure for support made of bone or cartilage

17. CLOSED CIRCULATORY SYSTEM
Circulatory system where blood is enclosed in vessels

18. VENTRAL
Belly side of the organism

19. VERTEBRATE
Animal that has a backbone

20. INTERNAL FERTILIZATION
Fertilization that occurs inside the female’s body.

21. MIMICRY
Adaptation when one organism closely resembles another more harmful organism.

22. BILATERAL SYMMETRY
Body parts arranged the same on both sides of the body

23. SESSILE
Creature that stays attached in one place most of its life

24. FREE-LIVING
Organism that doesn’t depend on another for food or shelter

25. ECTOTHERM
Animal whose body temperature changes to its surroundings

26. HIBERNATION
Period of inactivity, drop in metabolism during cold periods

27. ANTERIOR
Term meaning toward the head end of the organism

28. HERMAPHRODITE
Organism having both male and female reproductive organs.

29. OPEN CIRCULATORY SYSTEM
Circulatory system where blood is not enclosed in vessels, but bathes the organs

30. DORSAL
Back of the organism

31. SCAVENGER
Carnivore that eats the remains of animals

32. HERBIVORE
Animal that eats only plants or parts of plants

33. ADAPTATION
ANY change or specialized structure that helps an organism better survive in surroundings.