Adults are marked by a red bill and white cheek feathers that curl like a moustache. Young birds are brown and lack these features. It breeds along rocky coasts of Peru and Chile.
Adults have a bright red bill and curved white cheek feathers. Juveniles are brown and lack both the red bill and white cheek feathers.
It eats fish and nests in large colonies of several thousand birds. Eggs are laid in ground cavities, rock crevices, or hollows in guano.
An extinction-risk assessment has not been added yet.