No it should not. Your horses frog may be infected. The frog in a horses hoof is supposed to be softer than the rest of the hoof, but it should NOT be spongy.
I think you are referring to the frog. The frog is the wedge shaped, spongy portion of the hoof in the center.
Spongy bone has a lattice-like structure with open spaces filled with bone marrow. This design makes spongy bone lightweight and flexible, allowing it to absorb shock and distribute forces in multiple directions. This structure also provides space for blood vessels and facilitates the exchange of nutrients and waste products.
spopngy area on skull in adult
Goats, sheep, cattle and horses have these types of hooves
Spongy.
Mountain goats are equipped with this type of hoof. Equines, as in horses and donkeys, also have this style of foot. The inner soft spongy pad is called a frog.
because it is
A thrush infection would cause the horses hoof to become soft and spongy, if your horse's hoof has a very bad odour, then that is a sign of a thrush infection. Even if it doesn't have a strong odour it could still be a thrush infection, because the smell is just produced by rotting tissue, and dead bacteria. It would be a good idea to take your horse to a veterinarian. The best way to prevent a thrush infection is to clean out your horses hooves regularly! especially if you have your horse shawed!
could be several different things, but should be looked at by a doctor
The spongy bone is strong but lightweight.
Spongy
Endosteum tissue lines the openings in spongy bone.