Birds have _________ bones.

The ________ muscles of birds help them to move their wings.

• hollow

• strong

• weak

• heavy

The _______ shape of the bird's body helps it to cut through the wind.

The tail of the birds help them to give __________ when they fly.

• direction

• shape

• flight

• flap

What is an upstroke movement?

• moving upwards and backwards

• moving upwards and forward

Which of these are flightless birds?

• emu

• kiwi

• penguin

• sparrow

What is the function of flight feathers?

• lift the body of the bird

• provide balance

• keep the bird warm

• give shape

___________feathers keep the body of the bird warm.

Name the bird.

• vulture

• eagle

• crane

• woodpecker

Name the bird and describe it's beak.

• duck, broad and flat beak

• swan, broad and sharp beak

• sparrow, sharp beak

• woodpecker, pointed beak

Tags

NGSS.4-LS1-1