Question

(3) Birds remain warm because of the
body.
althe
s on their​

Answer 1

Answer:

Fluffing feathers

Whether fat, fur or feathers, insulation matters for most cold-weather animals. All cold-climate birds pack on body weight in the late summer and fall in anticipation of the long, cold winter, but feathers also play an important role. All birds stay warm by trapping pockets of air around their bodies.