The female's horn develops slowly. Prefers physical attacks such as clawing and biting.
When resting deep in its burrow, its thorns always retract. This is proof that it is relaxed.
When feeding its young, it first chews and tender izes the food, then spits it out for the offspring.
It has a calm and caring nature. Because its horn grows slowly, it prefers not to fight.
It has a docile nature. If it is threatened with attack, it raises the barbs that are all over its body.
— Pokédex entries (via PokeAPI)