What is the uses to cow of its horns?

Cows don't actually use their horns for much in their everyday lives. However, their horns do serve some purposes:

* Defense: In the wild, horns are used for defense against predators like wolves and bears. Domesticated cows may use their horns to defend themselves against other cattle, particularly during mating season.

* Dominance: Horns can be used to establish dominance hierarchies within a herd. Bulls, in particular, will use their horns to show off their strength and compete for mates.

* Digging: Sometimes, cows will use their horns to dig for food or water, especially in dry or frozen conditions.

* Scratching: Cows will occasionally use their horns to scratch themselves or to remove parasites from their bodies.

However, in many modern cattle breeds, horns have been selectively bred out. This is done for several reasons:

* Safety: Horned cattle can be dangerous to humans and other animals, especially in confined spaces or during handling.

* Efficiency: Dehorning can reduce injuries and stress in cattle, which can lead to increased productivity.

* Space: Hornless cattle can be housed more densely, which is important for maximizing space in crowded barns.

So, while horns have some natural uses, they are not essential for the survival of domesticated cows.