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