Feather

High school (ages 12+)
Animals & Nature

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/feather

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific name?Feathers are part of the integumentary system of Aves (birds)
2. What is the primary composition?Beta-keratin, a structural protein providing strength and flexibility
3. What do feathers help birds do when they fly?Feathers give birds lift and help them steer and brake. The big wing feathers are shaped so the front edge is stiff and the back edge is flexible, making lift and thrust work well.
4. How do feathers keep birds warm?Down feathers trap air and keep heat close to the body. Birds can fluff up their feathers to stay warm or flatten them to stay cool.

Remiges: The primary flight feathers of a bird's wings and tail.
Rictal Bristles: Stiff, bristle-like feathers found around the base of a bird's beak, often sensory.
Uropygial Gland: A bird's preen gland, which secretes oil used to waterproof and condition feathers.