CMNSC3 UNIT 3 TEST. SCIENCE

Mammals have got...

• skin with fur

• two ears

• lips and teeth

• four legs

Mammals also have these characteristics in common:

• breathe in oxygen through their lungs

• baby mammals drink their mother's milk

• give birth to live youngs

• lay eggs

Types of mammals:

• carnivores

• mammals with hooves

• primates

• parrots

Birds have...

• two wings

• a hard beak

• feathers

• gills

Types of birds

• ducks

• birds of prey

• flightless birds

• songbirds

Reptiles have got...

• four legs

• scales

• lungs

• tail

Groups of reptiles

• lizards

• snakes

• turtles

• crocodiles

Amphibians have got...

• bare skin

• four legs

• feathers

• a long tongue (some of them)

Groups of amphibians

• with a tail

• without a tail

• with wings

• with fur

Fish have got...

• feathers

• gills

• fins

• scales