1200-626 - Black-headed gull Chroicocephalus ridibundus), summer plumage, hovering over flowering cotton grass, Finland, Europe

1116-52885 - Close-up portrait of an oystercatcher bird (Haematopus) standing on a rock covered in yellow, orange colored seaweed, on a summer day in Prince William Sound, Alaska, United States of America

860-289759 - A Mountain Hare (Lepus timidus) in summer coat in the Cairngorms National Park, Scotland.

860-290268 - Mating Black-winged stilt, Rome, Italy, May 2020

860-290269 - Mating Black-winged stilt, Rome, Italy, May 2020

860-289916 - Southern Masked Weaver (Ploceus velatus), adult male building its nest, Mpumalanga, South Africa

860-290270 - Mating Black-winged stilt, Rome, Italy, May 2020

1116-50281 - A female Anna's Hummingbird (Calypte anna) flies through the Lucifer crocosmia (Crocosmia curtonus) in an Oregon flower garden in summertime; Astoria, Oregon, United States of America

1116-50263 - Willow Ptarmigan male (Lagopus lagopus) turning into his summer colours from his white winter's coat, Denali National Park and Preserve; Alaska, United States of America

832-390672 - Willow ptarmigan (Lagopus lagopus), summer plumage, Varanger, Norway, Europe

832-390075 - Ptarmigan (Lagopus) in summer dress, Lofoten, Nordland, Norway, Europe

860-288627 - Young Arctic Fox (Alopex Lagopus) playing in tundra, Jameson Land, Northeast Greenland

860-288620 - Arctic Fox (Alopex Lagopus) and his mother in the tundra, Jamson Land, North East Greenland

860-288642 - Young Arctic Foxes (Alopex Lagopus) in the tundra, at the bottom the Scoresbysund, Jameson land, North East Greenland

860-288616 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288614 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288610 - Young Arctic Foxes (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288624 - Young Arctic Fox (Alopex Lagopus) yawning in tundra, Jameson Land, Northeast Greenland

860-288630 - Arctic Foxes (Alopex Lagopus) family in the tundra, at the bottom the Scoresbysund, Jameson land, North East Greenland

860-288621 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288607 - Young Arctic Fox (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288633 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288619 - Arctic Fox (Alopex Lagopus) and his mother in the tundra, Jamson Land, North East Greenland

860-288615 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288626 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288625 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288604 - Young Arctic Foxes (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288613 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288608 - Young Arctic Foxes (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288611 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288609 - Young Arctic Fox (Alopex Lagopus) with a feather in tundra, Jameson Land, Northeast Greenland

860-288612 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288617 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288628 - Young Arctic Fox (Alopex Lagopus) eating a young goose in tundra, Jameson Land, Northeast Greenland

860-288622 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288635 - Young Arctic Foxes (Alopex Lagopus) in front of a gopro in front of the burrow, Jameson Land, Northeast Greenland

860-288623 - Young Arctic Fox (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288631 - Arctic Foxes (Alopex Lagopus) family in the tundra, at the bottom the Scoresbysund, Jameson land, North East Greenland

860-288606 - Arctic fox (Alopexlagopus) female calling his young. Jameson Land, Greenland, Northeast

860-288632 - Young Arctic Fox (Alopex Lagopus) in tundra, Jameson Land, Northeast Greenland

860-288618 - Young Arctic Fox (Alopex Lagopus) running in tundra, Jameson Land, Northeast Greenland

860-288629 - Young Arctic Foxes (Alopex Lagopus) playing, Jameson Land, Northeast Greenland

860-288054 - Mountain Hare (Lepus timidus). A Mountain Hare in the Cairngorms National Park, UK

1116-41181 - Willow Ptarmigan (Lagopus Lagopus) In Plumage Transition From Brown Summer Color To White Winter Color

1112-3214 - An adult female willow ptarmigan (Lagopus lagopus) in summer plumage on the Snaefellsnes Peninsula, Iceland, Polar Regions

860-283240 - Stoat coming out of a hole in summer, GB

860-282401 - Rock Ptarmigan male intermediate plumage, Swiss Alps

860-286407 - Male Indian Peafowl displaying, Zoo Berlin Germany

860-286408 - Male Indian Peafowl displaying, Zoo Berlin Germany

860-283519 - Arctic fox in the grass, Cliff Hornstrandir Iceland

860-286406 - Plumage of male Indian Peafowl, Zoo Berlin Germany

1116-25795 - Atlantic Puffin in breeding plumage, July, Newfoundland

1116-25797 - Atlantic Puffin in breeding plumage, July, Newfoundland

1116-25812 - Atlantic Puffin in breeding plumage, July, Newfoundland

1116-25794 - Atlantic Puffin in breeding plumage, July, Newfoundland

764-3736 - White-tailed ptarmigan (Lagopus leucurus) in summer plumage, San Juan National Forest, Colorado, United States of America, North America

764-3735 - White-tailed ptarmigan (Lagopus leucurus) in summer plumage, San Juan National Forest, Colorado, United States of America, North America

764-3681 - White-tailed ptarmigan (Lagopus leucurus) in summer plumage, San Juan National Forest, Colorado, United States of America, North America

1198-538 - Long-tailed duck (clangual hyernalis) adult male in summer breeding plumage, taking off from water, varanger, norway

995-567 - Ptarmigan (Lagopus mutus) female sitting hidden in long grass, in summer and winter plumage, blue sky in background. Highlands, Scotland, UK

995-570 - Ptarmigan (Lagopus mutus) male standing in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-571 - Ptarmigan (Lagopus mutus) male sitting hidden in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-572 - Ptarmigan (Lagopus mutus) male sitting hidden in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-568 - Ptarmigan (Lagopus mutus) female sitting hidden in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-343 - Great Northern Diver (Gavia immer) swimming in water. Moulting from summer plumage to winter plumage.. Isle of Mull, Argyll and the Islands, Scotland, UK

995-209 - Swallow (Hirundo rustica) flying low over the meadow feeding on insects. During summer Swallows can be found darting over a meadows surface feeding on the abundance of insects that can be found there. . Argyll, Scotland

995-565 - Ptarmigan (Lagopus mutus) male standing in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-210 - Swallow (Hirundo rustica) flying low over the meadow feeding on insects. During summer Swallows can be found darting over a meadows surface feeding on the abundance of insects that can be found there. . Argyll, Scotland

995-436 - Ptarmigan (Lagopus mutus) female sitting hidden in long grass, in summer and winter plumage. Highlands, Scotland, UK

995-566 - Ptarmigan (Lagopus mutus) female standing on snow in winter and summer plumage. Highlands, Scotland, UK

995-569 - Ptarmigan (Lagopus mutus) female sitting hidden in long grass, in summer and winter plumage. Highlands, Scotland, UK

979-2705 - Adult black guillemot (Cepphus grylle) in summer plumage on ice in the Svalbard Archipelago in the Barents Sea, Norway.

979-1718 - Adult black guillemot (Cepphus grylle) in summer plumage in the Svalbard Archipelago in the Barents Sea, Norway.

979-2890 - First summer coloration Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.

979-2706 - Adult black guillemot (Cepphus grylle) in summer plumage in the Svalbard Archipelago in the Barents Sea, Norway.

979-1719 - Adult black guillemot (Cepphus grylle) in summer plumage in the Svalbard Archipelago in the Barents Sea, Norway.

979-2704 - Adult black guillemot (Cepphus grylle) in summer plumage in the Svalbard Archipelago in the Barents Sea, Norway.

979-8908 - Adult black guillemot (Cepphus grylle) in summer plumage near Vigur Island in Isafjardardjup Bay, Iceland

979-2891 - First summer coloration Bonaparte's gull (Larus philadelphia) in the calm waters of Takatz Bay on Baranof Island in Southeastern Alaska, USA. Pacific Ocean.

979-5082 - Adult black guillemot (Cepphus grylle) taking flight with fish in the Svalbard Archipelago in the Barents Sea, Norway

979-8909 - Adult black guillemot (Cepphus grylle) in summer plumage near Vigur Island in Isafjardardjup Bay, Iceland

832-25712 - Ptarmigan (Lagopus mutus) with summer plumage, Kenai Peninsula, Alaska, USA

770-1558 - Female ptarmigan (Lagopus mutus) in summer plumage, Iceland, Polar Regions

770-1581 - Golden plover (Pluvialis apricaria) in summer plumage, Iceland, Polar Regions