Question

Frogs 's tadpole has gills but frog has lungs . why?

Answer 1

because frogs spend there most of time on land (or) insted of gills frog has sticky skin which help frog to breath in water

Answer 2

Answer:

Tadpoles need gills because they are in the water, but adult frogs do not need them because adult frogs land animals. Answer 4: ... You'll notice that around that time, the tadpole starts to breathe by swimming to the water surface.