Bird
Fish
Amphibians
Mammals
Reptiles
Water (youngs) land (adults), wet skin, oviparous, gills (youngs), lungs (adults).
Land and water, dry scales, oviparous, lungs.
Water, scales, oviparous, gills.
Land and water, fur, viviparous, lungs.
Land, feathers, oviparous, lungs.
