frog anatomy



Across
1. leads to the stomach
3. help the frog breathe
4. biggest organ in a frogs body
9. help expand the stomach to eat
11. hearing
13. protects the eye while swimming
15. help them breathe above the water
16. holds tiny blood vessels
18. works as a gland
20. underneath the frog
21. filters old and new blood
   
Down
2. allows food to enter the intestion
5. have webbing
6. used to hold prey
7. where the frog takes in air
8. transports urine to the bladder
10. helps catch bigger food
11. only found in male frogs
12. the eggs of a female trave through
14. helps regulate pressure
17. holds your urine
19. intestine also known as the colon