Classification

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. Any warm-blooded vertebrate having the skin more or less covered with hair (plural) (7)
  2. 5. Any cold-blooded vertebrate of the class ___ including tortoises, turtles, snakes, lizards (7)
  3. 7. Any animal that feeds chiefly on grass and other plants (plural) (10)
  4. 9. A living organism characterized by voluntary movement (plural) (9)

Down

  1. 1. An animal that feeds on both animal and vegetable substances (plural) (9)
  2. 3. Cold-blooded vertebrate typically living on land but breeding in water (plural) (10)
  3. 4. A terrestrial or aquatic flesh-eating mammal (plural) (10)
  4. 6. Someone who attacks in search of booty (plural) (9)
  5. 8. A domesticated gallinaceous bird thought to be descended from the red jungle fowl (7)