Do birds ever get cold?
That’s one reason they puff up. This is why people put suit out for birds, it gives them energy in the winter to keep warm.
they fluff up if cold.
Yes. My chickens have down jackets and hunker down over their feet to keep them warm and may tuck their heads under their wings. (There's even a nursery rhyme about that.) However, my roosters get frostbite on their large single combs.
I don't think so what's your zodiac I agree with what u said about sag