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Not unless you're talking about some species of sharks.
Mammal babies have umbilical cords, and are fed all they need through that, through their mother's blood stream.
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Reptiles and frogs don't have gills?
No, they don't. Baby frogs (tadpoles) do but they grow lungs when they become frogs.
Do Baby frogs have gills?
of coarse tadpoles have gills because through there first weeks of life they live in the water. but they will slowly lose there gills and live on land.
Do forgs have gills?
Do you mean frogs? If you do Frogs don't have gills there a cold blooded reptile and frogs are purely air breathers so they don't need gills.
What are frogs with gills called?
frogs with gills a frogs with gills are called a tadpole
Where are the gills when the tadpole first hatches?
behind the eyes on most spices...some frogs breathe through thier skin though
Does iguanas have lungs or gills?
No. They are air breathing reptiles who have to surface to breathe.
How do frogs and tadpole hearts differ?
Tadpoles have a two-chambered heart similar to fish. Frogs have three-chambered heart, which tadpoles develop when they grow into a frog.
During the tadpole stage what characteristic do frogs have?
gills
What helps frogs live in water lungs or gills?
Gills, because lungs help it live on land.
How does frogs breathe on land and on water?
on land , frogs breathe with the help of lungs , and in water , with the help of gills.
What do frogs breathe through before the gills develop?
lungs
How do frogs respire during tadpole stage?
Tadpoles have gills.
