Jack Dykinga / Greater roadrunner (Geococcyx californianus) running to feed brood with Lizard prey in beak. Catalina State Park, Sonoran Desert, Arizona, USA. June.
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Stefan Christmann / Emperor penguin (Aptenodytes forsteri), breeding colony with individuals in foreground walking to / from open water. Atka Bay, Antarctica. September 2017.
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Stefan Christmann / Emperor penguin (Aptenodytes forsteri), three in a row, walking through drifting snow to feed young. Atka Bay, Antarctica. September.
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Stefan Christmann / Emperor penguin (Aptenodytes forsteri) group clambering up slope during journey to bring back food for young. Atka Bay, Antarctica. September.
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Stefan Christmann / Emperor penguin (Aptenodytes forsteri) group in procession across ice shelf to provide food for young. Atka Bay, Antarctica. September 2017.
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Sven Zacek / Ural owl (Strix uralensis) male presenting prey to nesting mate. Tartumaa, Southern Estonia. April.
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Sven Zacek / Ural owl (Strix uralensis) female feeding at nest on rodent prey presented by mate. Tartumaa, Southern Estonia. April.
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Hanne & Jens Eriksen / Common starling (Sturnus vulgaris) with food in beak, on lawn, Sweden. May.
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Hanne & Jens Eriksen / Crab-plover (Dromas ardeola) flying with crab in beak. Oman, June.
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Hanne & Jens Eriksen / Crab-plover (Dromas ardeola) three flying, two with crabs in beaks. Oman, June.
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Dong Lei / Rufous-necked snowfinch (Pyrgilauda ruficollis) with insects in beak, feeding chicks at nest in rock hollow. Sanjiangyuan National Nature Reserve, Qinghai Province, Qinghai-Tibet Plateau, China. Augus...
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Dong Lei / Asian openbill stork (Anastomus oscitans) flock in flight, silhouetted in morning light. Individuals carrying food or nesting material in beaks. Simao, Pu'er Prefecture, Yunnan Province, China.
