the respiratory organs of frog are skin , lungs and gills.
A frog can breath through its skin.
toads and tadpoles being amphibians have a special system of breathing organs called gills to breath inside water.
through their sexual organs
they breath through the airhole on their heads
snails breath through lungs
A tadpole can breath through their gills but they grow lungs as they turn into a frog.
Can a frog breath in a glass tank with a glass cover?
Visceral organs of a frog should not be eaten raw.
I know that the French eat frogs' legs, and that a frog can throw up its stomach. It can breathe through its skin.
hold its breath
no
Frogs have cutaneous type of respiration i.e respiration through skin.Some species have lungs,but very rare in occurence.To know practically,take a frog and cover it completely by a blotting paper.After some time the frog dies