Birds

Front

What can be inferred about a bird's ability to hold onto a branch by looking at its feet?

Back

Birds with strong, curved talons or grasping feet are adapted to hold onto branches.

Front

What is the term for the act of cleaning and oiling bird feathers?

Back

Preening.

Front

What organ do birds use to store food temporarily?

Back

Crop.

Front

What is the process called when birds lose their feathers and grow new ones?

Back

Molting.

Front

From what structures in the skin do feathers grow?

Back

Papillae.

Front

What is the primary function of a bird's crop?

Back

To store food before it is digested.

Front

Why is preening important for birds?

Back

It helps maintain feather condition, waterproofing, and insulation.

Front

What happens to a bird's feathers during molting?

Back

Old feathers are shed and new feathers grow in their place.

Front

How do papillae contribute to feather growth?

Back

Papillae are bumps in the skin that provide the base for feather follicles.

Front

What adaptations do birds have for perching?

Back

Birds have zygodactyl feet, which allow them to grasp branches securely.