Markus Varesvuo / Blakiston's Fish Owl (Ketupa blakistoni) perched, Hokkaido, Japan, February.

Markus Varesvuo / Blakinston's fish owl (Ketupa blakistoni) with caught fish on snow, Hokkaido Japan February

Aflo / Blakistons fish owl (Bubo blakistoni) perched on snowy branch, Shiretoko Peninsula, Hokkaido, Japan, December.

Aflo / Blakiston's Fish Owl (Bubo blakistoni) hunting, Hokkaido, Japan

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) nesting habitat, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) nest in tree, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) perched in tree, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) perched in tree, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) chick in decaying tree trunk, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) with chick peering out of nest at night, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) on nest at night, Primorskiy krai, Russia.

Vladimir Medvedev / Blakiston's fish owl (Bubo / Ketupa blakistoni) with chick on nest at night, Primorskiy krai, Russia.