Matching Pairs AmphibiansOnline version vocabulary terms by Keiandra Scott 1 2 3 4 5 AMPHIBIAN a type of vertebrate animal that can live in water and on land. They are cold-blooded and lack scales. Frogs, toads and newts are examples. EGGS a small object produced by a female animal that contains a baby animal. ADULT an organism that is fully developed. TADPOLE the larva of an amphibian, such as a frog or toad. It has a round body and a long tail, breathes through gills and lives in water. LARVA the immature form of an insect that has just hatched from an egg and looks like a worm.