That's like asking why humans grow hair. Until we are old enough to decide whether we want to be bald or not, then we just grow it out. Dogs don't have the capability of talking and thus can' tell us what they want. However, dogs naturally grow hair and keep themselves warm from it during the winter. They don't have an option, unless that dog naturally doesn't grow hair.
no
Depends on the dog.
A girls. Dogs hair might not grow at a noticeable rate in some breeds.
Its not possible. If it were there would be no bald men about
yes they can because there hair can grow inwards x
Yes, dogs grow whiskers. They get them when they are born.
A basset hound, poodle (if you let the hair grow).
Yes, most cocker spaniels' hair will grow till t reaches the floor or even past that, so it is critical to cut your dogs hair and be on top of it.
How long a dog's tail grows really depends on the breed. Many large dogs have tails about a foot long. while small dogs have tails that are usually about 5 inches. Dogs tals grow as they grow, rarly exceeding the length of their back.
almosty all dogs shed hair unfortunately i do however know for sure that all poodle breds dont shed hair the reason is that the dogs grow new hair the old hair becomes dead humans shed also just not as much or often
All dogs have hair of course.
a dogs hair