______ are animals that usually have hair or fur and are warm-blooded.
Mammals
15
______ are animals that live part of their life in water and part on land. They have moist skin and usually start as eggs in water, then change as they grow.
Amphibians
15
______ are cold-blooded animals that usually have scaly skin and lay eggs on land. They need to warm up in the sun to stay active.
Reptiles
15
______ are cold-blooded animals that live in water, have scales, and breathe through gills. Most have fins to help them swim.
Fish
15
______ are warm-blooded animals with feathers and wings. Most can fly, and they lay eggs with hard shells.