Albert Lleal / Poinsettia (Euphorbia pulcherrima) leaf, 5x magnification, showing rib and veination, Barcelona, Spain
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Albert Lleal / Poinsettia (Euphorbia pulcherrima) leaf, 2x magnification, showing rib and veination, Barcelona, Spain
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Staffan Widstrand / Wild Wonders of China / Portrait of a Golden snub-nosed monkey (Rhinopithecus roxellana) full frame of the face, Foping Nature Reserve, Shaanxi, China. Endangered species
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Chris Gomersall / Large flock of Red knot (Calidris canutus) moving at high tide roost, in winter plumage, Snettisham RSPB Reserve, Norfolk, England, UK, September.
Alex Mustard / RF - Bannerfish (Heniochus diphreutes) schooling in coral reef. Long exposure. North Male Atoll, Maldives. Indian Ocean. (This image may be licensed either as rights managed or royalty free.)
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Yva Momatiuk & John Eastcott / Ice climbers atop Skaftafellsjokull Glacier, Skaftafell National Park, Iceland
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Chien Lee / Limestone pinnacles, Tsingy de Bemaraha National Park, Madagascar
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Lucas Bustamante / Red tailed boa constrictor (Boa constrictor constrictor) juvenile, portrait, with tail wrapped round head, Cuayabeno, Sucumbios, Ecuador.
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Lucas Bustamante / Female African lion (Panthera leo) face portrait, Etosha National Park, Harare Province, Namibia.
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Jeff Foott / Maple (Acer sp) leaves and needles in autumn, Acadia National Park, Maine
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Jeff Foott / Deciduous forest in autumn, Acadia National Park, Maine