Feathers help birds fly and 
Absorb light get  nutrients keep warm heat produced find food staying warm maintain water protect them
A B C D E F G H
Penguins keep warm with layers of insulation.
Feathers help birds fly and keep warm
Feathers help birds fly and  (A) Absorb light (B) get  nutrients (C) keep warm (D) heat produced (E) find food (F) staying warm (G) maintain water (H) protect them