Marie Lochman / Karri (Eucalyptus diversicolor), third tallest tree in the world, Western Australian endemic plant, D'Entrecasteaux National Park, April 2017
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Sven Zacek / Ural owl (Strix uralensis) female on nest after snowfall. Tartumaa, Southern Estonia. March.
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Cyril Ruoso / Chimpanzee (Pan troglodytes) five year old juvenile male named Fanwwaa throwing bark, Bossou, Guinea. Sequence 2 of 3
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Ingo Arndt / Bark beetle (Scolytinae) galleries in dead spruce tree (Picea abies), Bayerischer Wald / Bavarian Forest National Park, Germany., June.
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Ingo Arndt / Caddisfly (Limnephilidae) case built out of sticks and bark fragments, Germany, November.
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Ingo Arndt / Mass of Ladybirds (Hippodamia convergens) hibernating on pine tree bark, California, USA
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Ingo Arndt / Quiver Tree (Aloe dichotoma), Namib Desert, Namibia.
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Ingo Arndt / Quiver Tree (Aloe dichotoma), Namib Desert, Namibia.
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Ingo Arndt / Mass of Jersey tiger moths (Euplagia quadripunctaria) on tree trunk, Rhodes, Greece
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Ingo Arndt / Jersey tiger moths (Euplagia quadripunctaria) on tree trunk, Rhodes, Greece
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Ingo Arndt / High angle shot of Redwood tree {Metasequoia sp} Redwood NP, California, USA
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SCOTLAND: The Big Picture / Red squirrel (Sciurus vulgaris) climbing down Scots pine tree, just tail visible. Cairngorms National Park, Highlands, Scotland. August.