Author Question: Birds have four basic feathers:[br][br][b][color=#7BCCB5]Question 2[/color][/b][br][br]Anatomical ... (Read 75 times)

azncindy619 · **on:** Jul 18, 2018

Birds have four basic feathers:

Question 2

Anatomical features that give a bird the ability to fly:

coreycathey · **Reply #1 on:** Jul 18, 2018

Answer to Question 1

1. Filoplume
2. Down
3. Contour, or flight, feathers
4. Powder down

Answer to Question 2

(a) Hollow bones
(b) Air sacs within the wings and body
(c) Sternum (keel bone)
(d) Fused ribs for stability
(e) Strong pectoral muscles attached to the wings
(f) Feathers