Depends what baby male animal it is.
un animal (masculine)
Depends on what kind of animal it is for example : a horse's baby is called a foal when it's first born. A dog's baby is called a puppy and a cat's is a kitten. As you can see the name of an animal's baby depends on the animal.
That is a baby Swan.
masculine! un animal.
a squeaker is the baby of a pigeon
SWAN
cub
A baby genet is called a kit, according to the article on genets at Wikipedia.org.
newborn baby fish are called fry.
A leveret is a baby hare.
sea urchin :)
They are called kits