It could be a fatty tumor or it could be a cancer. Best if looked at by a vet.
These are systs , your vet should check these out in case they are malignant or benign
My dog has a lump under her skin. It has grown since it has been there and her vet constantly reassures me that since it's right under the skin and you can move it a little, it doesn't feel connected...
Possibly canine cushings disease.
Well, raccoons get this lump, called a debrah when it is kept in captivity. If you love it, you will set it free and the lump will go away.
a lump under the skin is just fat, or tissue build up. it is said to be under the skin because it is infact under the skin