BIRDS

All birds have feathers.

Penguins don’t lay eggs.

Not all birds can fly, but all birds have wings.

Some birds don’t lay eggs.

Birds aren’t warm blooded.

Birds can’t see colors.

All birds have two legs and two feet.

Birds may eat insects, pests, small animals, plants, fruit, and seeds.

Birds don’t breathe as efficiently as humans.

Birds defend themselves with their bill or beak.

Birds aren’t vertebrates because they don’t have backbones.

There are about 9,000 species of birds in the world today.