be laid in water or moist places
Amphibians were the first creatures to spend sizable amounts of their lives on land The larvae of most amphibians,such as grog tadpoles are born with gills and live in water. However , their gills disappear as they develop lungs Most retain the ability to breathe through the moist surface of their skin come in handy when they hibernate in the bottom mude of lakes and ponds during the coldest months They lake in the small amount of oxygen they need through their skin Some amphibians undergo what is know as a "doble metanorposis" chang not only from gill breathers to lung breath but also from vegetarlans to insectivores.