It depends on what size they are and if they are leaking any fluids.
They might be a sign of an allergic reaction to something your cat eats or touches.
It could be a flea mound. If you leave it alone it will go away.
It can be the skull tilting back and that's part of the skull. Or their skull is not fully developed so it takes only 3 days tell its fully grown all the way.
If they are bumps on the top of a kitten's head it could just be from fighting to nurse while it was with its mother. This is a very common thing.
At any rate, if these bumps start to really bother your cat or you, please see a vet to find out for sure what they are.
I'm guessing a raccoon.
Cats are soo cute that sometimes you can't take your eyes off the cats,especily kitten's
Cat = kat, or if it is a female one: Poes Kitten = kitten
Your kitten is bleeding internally. Take the kitten to a vet ASAP.
Kitten is 小貓 in Chinese.
Koi do not specifically have "bumps" on their heads that I am aware of. Please describe these bumps. if its the bumps im thinking of its like a fore head they have like a little frown
The red bumps on a turkey's head are called CARUNCLES.
Depends on what the bumps on the other persons head are from.
the males have the bigger bumps to fight with for the females
No actually it is common for men to have small white bumps under the head of their penis, these bumps can be removed by your dermatologist with a laser treatment that is virtually painless.
When you fell to the ground and you bumped your head.
In my experience bumps on the head after consuming alcohol is usually caused by stumbline or falling and hitting your head on a hard surface or corner or toilet.
Chickenpox bumps can be anywhere from the size of the head of a pine to the size of a dime.
An Advanced and Fast Acting Lotion for Back of head Bumps, Facial Bumps and Ingrown hairs
Uhh... no thanks. I'll pass.