Matching Pairs Let's check knowledgeOnline version Match the appropriate description with the corresponding animal. by Karen Quintero 1 Amphibians 2 Reptiles 3 Mammals 4 Birds 5 A mammal is a 6 An amphibian is a cow or a dog They are warm-blooded, they nurse their young with milk and have fur frog They can fly, have wings and feathers They lay eggs. Their skin is covered with hard and dry scales they are cold-blooded,they can move out in water and land.