Michio Hoshino / Horned Puffin (Fratercula corniculata) group on rocky cliff, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) flying with fish in its beak, Lake Clark National Park, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) flying with fish in its beak, Lake Clark National Park, Alaska

Matthias Breiter / Horned Puffin (Fratercula corniculata) pair, Round Island, Alaska

Matthias Breiter / Common Murre (Uria aalge) group on cliff with Horned Puffin (Fratercula corniculata) pair, Pribilof Islands, Alaska

Michio Hoshino / Horned Puffin (Fratercula corniculata) group perching on rocky cliff, Alaska

Graham Eaton / Horned Puffin (Fratercula corniculata) on water, Alaska, USA, June. Captive bird.

Graham Eaton / Horned Puffin (Fratercula corniculata) resting on water with head under wing, Alaska, USA, June. Captive bird.

Graham Eaton / Horned Puffin (Fratercula corniculata) on water, Alaska, USA, June. Captive bird.

Ingo Arndt / Horned Puffin (Fratercula corniculata), Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) pair on lichen-covered rocks, Bristol Bay, Round Island, Alaska

DAVID TIPLING / Horned puffin portrait {Fratercola corniculata}, St Paul Pribilofs, Bering Sea Alaska.

Pete Oxford / Horned puffin {Fratercula corniculata} St Paul Island, Pribilof islands, Alaska, USA.

Michio Hoshino / Horned Puffin (Fratercula corniculata) pair perching on rocky cliff, Alaska

Matthias Breiter / Horned Puffin (Fratercula corniculata) adult flying, Katmai National Park, Alaska

Matthias Breiter / Horned Puffin (Fratercula corniculata) adult flying, Katmai National Park, Alaska

Matthias Breiter / Horned Puffin (Fratercula corniculata) pair on rock ledge, Round Island, Alaska

Ben Osborne / Horned puffin {Fratercola corniculata} Talan Is, Sea of Okhutsk, E Russia

Ben Osborne / Three Horned puffins {Fratercola corniculata} Talan Is, Sea of Okhutsk, E Russia

Ben Osborne / Horned puffin {Fratercola corniculata} Talan Is, Sea of Okhutsk, E Russia

Tom Vezo / Horned puffins. Pair. {Fratercola corniculata} Summer St Paul Is, Alaska, USA Pribilof.

Tom Vezo / Horned puffin pair, St Paul Island, Alaska, USA

DAVID TIPLING / Horned puffins at nest site, St Paul's Is, Pribilof Islands, Alaska

DAVID TIPLING / Horned puffin pair, St Paul's Island, Pribilof Islands, Alaska

Onne van der Wal / Horned puffin (Fratercula corniculata), swimming, Alaska.

Ingo Arndt / Horned Puffin (Fratercula corniculata), Bristol Bay, Round Island, Alaska

Ingo Arndt / Horned Puffin (Fratercula corniculata) stretching, Bristol Bay, Round Island, Alaska

Matthias Breiter / Horned Puffin (Fratercula corniculata) adult flying, Katmai National Park, Alaska