Classification of Animals
Mammals
Have hair or fur
Give birth to live young
Warm- blooded
Birds
Lay eggs
Have feathers and wings
Warm-blooded
Fish
Lay eggs
Cold- blooded
Breathe underwater using gills
Reptiles
Have scales, not fur
They have dry skin
Usually lay eggs, sometimes "live young"
Cold blooded
Amphibians
Live on land and in water
Moist skin
Webbed feet