Matching Pairs vertebrate animalsOnline version Reptiles, Amphibians, Birds, Fish and Mammals by Emily Romero 1 2 characteristics of mammals 3 Characteristics of birds 4 Characteristics of reptiles 5 Characteristics of amphibians 6 7 8 Characteristics of fish 9 10 They are oviparous, warm-blood, their skin are covered with feathers, use their beak for feeding. They are oviparous, live in water, cold-blood, they have fins to move and gills to breathe and their skin are covered with scales. They are oviparous, cold-blood, they have skin that is moist and bare, live in water when they are babies and live on land when they are adults, breathe through gills when they live in water and with lungs when they live on land. They are viviparous and have hair/fur, warm-blood, feed with milk and breathe through lungs. Reptile They are oviparous, live both on land and in water, cold-blood, and their skin is covered with thick and hard scales. Fish Amphibian Bird Mammal
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