This series of pictures shows an American Bullfrog tadpole, Lithobates catesbeianus, living in water, then after it leaves the water breathing air, gradually losing its tail and transforming into a juvenile frog with the body of an adult.

American Bullfrog Tadpole American Bullfrog Tadpole American Bullfrog Tadpole American Bullfrog Tadpole
Tadpole with no legs
3 weeks before leaving water

4 - legged Tadpole
1 day before leaving water
American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile
Day 1
of living on land
Day 2 Day 3 Day 4
American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile
Day 5 Day 6 Day 7 Day 8

American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile American Bullfrog Juvenile
Day 9
Tail is completely absorbed
Day 14 Day 29 Day 29
       
  CaliforniaHerps.com