Fratercula corniculata 14½″ (36 cm). A puffin with clear white underparts and a broad black collar. Feet bright orange. Summer: Cheeks white, with a small, dark erectile horn above each eye. Bill massive, triangular, laterally flat; yellow with a red tip. Winter: Cheeks dusky; bill blackish with red tip. Young birds resemble winter adults with dusky cheeks, but the bill is smaller and all dark, lacking red.
Range: N. Pacific (both sides).
Habitat: Ocean, nesting colonially in burrows or crevices on sea cliffs.
