Yes. The best dyes will be specifically made for wool (rather than the ones for the washer which will give a very pale color) but the coat will shrink as the process includes much heating.
a sheep
Coat
TIPSY cake
It is very common for horses to have a coat that is all black. It is also possible for all brown or all white coats.
When I was still in the Boy Scouts, it made me feel very proud to wear my woolen red coat on cold days. The lady in the red hat just took off her red coat.
Black coat homozygous: BB Black Coat heterozgous: Bb
black on a coat of arms means strength
It could be his "style" or "theme". Maybe he is cold for some genetic reason so always wears a coat. Maybe he just really likes the coat. There are a multitude of possible reasons.
It's phyical characterics are not made for the dersert. It has a heavy woolen coat, skinny legs, and requires a lot of water.
Man in the Long Black Coat was created in 1989.
Yes, a purebred Italian Greyhound can have a black coat.
Yes, a purebred Tornjak can have a black and tan coat.