Zoology

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. Warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings (plural) (5)
  2. 5. A clawed foot of an animal especially a quadruped (plural) (4)
  3. 9. A domesticated animal kept for companionship or amusement (plural) (4)
  4. 10. Living things like dogs and birds (7)
  5. 11. A British imperial capacity unit equal to 5 fluid ounces or 142.066 cubic centimeters (plural) (5)
  6. 13. Cold-blooded vertebrate typically living on land but breeding in water (plural) (10)
  7. 14. The cardinal number that is the sum of four and one (plural) (4)
  8. 15. Scaly swimmer that breathes through gills (4)

Down

  1. 1. The branch of biology that studies animals (7)
  2. 3. Any cold-blooded vertebrate of the class ___ including tortoises, turtles, snakes, lizards (plural) (8)
  3. 4. The posterior part of the body of a vertebrate especially when elongated and extending beyond (plural) (5)
  4. 6. The light horny waterproof structure forming the external covering of birds (plural) (8)
  5. 7. Any warm-blooded vertebrate having the skin more or less covered with hair (plural) (7)
  6. 8. Sharp curved horny process on the toe of a bird or some mammals or reptiles (plural) (5)
  7. 12. Tool for weighing things; also a set of musical notes (plural) (6)
  8. 14. Dense coat of fine silky hairs on mammals (3)