Animal Classes

Mammal

Birth to live young

Breathe with lungs

Have hair or fur

Warm-blooded

2 or 4 legs

Reptile

Scales

Lay eggs

Dry skin

Cold-Blooded

Birds

Feathers and wings

Lay eggs

Warm-blooded

Have a bill or beak

Amphibians

Live on land and water

Cold-Blooded

Lay eggs

Wet skin

Webbed feet

Metamorphosis

Fish

Gills

Scales and fins

Cold-Blooded

Lay eggs

Insects

Exoskeleton

3 part body (Head, Thorax, Abdomen)

Cold-Blooded

6 legs

Antennae

Lay eggs

Metamorphosis