Respuesta :
Skin
Amphibians use their skin for gaseous exchange, which is why it must also remain moist. This is also a precaution taken by people who have frogs and other amphibians as pets, they try not to make direct contact with the amphibian's skin.
Amphibians use their skin for gaseous exchange, which is why it must also remain moist. This is also a precaution taken by people who have frogs and other amphibians as pets, they try not to make direct contact with the amphibian's skin.