Florian Möllers / Grey heron (Ardea cinerea) adult in breeding plumage, close-up of head and colourful orange beak, backlit, Berlin Zoological Garden, Berlin Zoo, Germany. February.
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Florian Möllers / Grey heron (Ardea cinerea) adult in breeding plumage, perched on branch in upright posture, backlight, Berlin Zoological Garden, Berlin Zoo, Germany. February.
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Florian Möllers / Black-headed Gulls (Larus ridibundus) abstract of group in flight, Berlin Zoological Garden, Berlin Zoo, Germany. February.
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Florian Möllers / Grey heron (Ardea cinerea) adult in breeding plumage, perched on branch, backlight, showing threat display posture, Berlin Zoological Garden, Berlin Zoo, Germany. February.
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Christoph Becker / Chimpanzee {Pan troglodytes} Berlin Zoo, captive
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Christoph Becker / Polar bear {Ursus maritimus} resting in water, Berlin Zoo, captive
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Christoph Becker / Chimpanzee {Pan troglodytes} calling, Berlin Zoo, captive
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Christoph Becker / European Brown bear portrait, Berlin zoo.
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Joel Sartore / Photo Ark / Trumpet manucode (Phonygammus keraudrenii) head portrait, Zoo Berlin. Captive, occurs in New Guinea.
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Joel Sartore / Photo Ark / Trumpet manucode (Phonygammus keraudrenii) portrait, Zoo Berlin. Captive, occurs in New Guinea.
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Joel Sartore / Photo Ark / Roborovski hamster (Phodopus roborovskii) portrait, Berlin Zoo. Captive, occurs in Central Asia.
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Joel Sartore / Photo Ark / White-bellied bustard (Eupodotis senegalensis erlangeri) head portrait, Zoo Berlin. Captive, occurs in Africa.