Bird Migration and Sleep Patterns Quiz

What unique feature helps frigate birds sleep while flying?

• They have a special muscle that keeps them aloft.

• They use uni-hemispheric slow-wave sleep.

• They do not need sleep during migration.

• They sleep only when they land.

What is a characteristic of REM sleep?

• It is the longest phase of sleep in birds.

• It involves vivid dreaming and increased brain activity.

• It is a type of sleep where both hemispheres of the brain are active.

• It is a phase where the body is fully awake.

How do dolphins manage to sleep while swimming?

• They do not sleep at all.

• They sleep with both hemispheres of their brain.

• They stop swimming and float.

• They use uni-hemispheric slow-wave sleep.

What strategy do garden warblers use to manage sleep during migration?

• They make pit stops to rest.

• They sleep continuously while flying.

• They sleep only during the day.

• They do not sleep until they reach their destination.

What is notable about the Alpine Swift's migration behavior?

• It sleeps for long periods during flight.

• It can fly continuously for almost 200 days.

• It migrates without stopping for food.

• It sleeps only at night.