It slams foes by sharply uncoiling its rolled ears. It stings enough to make a grown-up cry in pain.
When it senses danger, it perks up its ears. On cold nights, it sleeps with its head tucked into its fur.
Its ears are always rolled up. They can be forcefully extended to shatter even a large boulder.
You can tell how it feels by the way it rolls its ears. When it’s scared, both ears are rolled up.
By extending its rolled-up ears and striking the ground, it can bound so high it surprises itself.
— Pokédex entries (via PokeAPI)