The same reason they swell on a human. That dog is preparing milk for a litter.
Mumps causes salivary glands to swell dramatically.
mammary glands, sometimes to the point of secreting milk.
mammary glands
No
Stingrays don't have mammary glands. Mammary glands are only found on mammals. Stingrays are fish.
Cats have four pairs of mammary glands for a total of 8 mammary glands.
yes, but usually you breasts get hard as the mammary glands swell joymaker rn
No kingdom consists of mammary glands. However, I believe mammals is the answer you are looking for. Mammals are all animals that have mammary glands.
The mammary glands are located from the chest to the groin area in a cat. The mammary glands in cats are also known as dugs.
No. Snakes are reptiles. Only mammals have mammary glands.
No. Only mammals have mammary glands. Bullfrogs are amphibians, not mammals.