Ingo Arndt / Red wood ant (Formica rufa) carrying construction material to anthill (fir needles), Germany.
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Ingo Arndt / Red squirrel feeding on fir cone {Sciurus vulgaris} Germany
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Ingo Arndt / Red squirrel feeding on fir cone {Sciurus vulgaris} Germany
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Jack Dykinga / Douglas firs (Pseudotsuga menziesii) in 'Wall Street' Canyon. Bryce Canyon National Park, Utah, USA, October.
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Ann & Steve Toon / Wildflowers, including poppies (Papaver rhoeas), corn marigold (Glebionis segetum), cornflowers (Centaurea cyanus) and corn chamomile (Anthemis arvensis), being grown for seed by Landlife, Fir Tree Fa...
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Ammonite / Close-up shot panning up a swarm of Honey bees (Apis mellifera) hanging from a fir tree, France, April.
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John Cancalosi / White-tailed Deer (Odocoileus virginianus) sniffing spruce cone. New York, USA, January.
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Jack Dykinga / Charred remains of Aspen-fir forest near Hannagan's Meadow, at sunset with fireweeds growing in profusion amidst felled trees, Apache-Sitgreaves National Forest, Arizona, USA September 2011
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Konstantin Mikhailov / Lake Ann surrounded by Douglas firs (Pseudotsuga menziesii) Silver firs (Abies alba) and other conifers in the area of Rainy Pass of North Cascades National Park, North Cascades National Park, Cascade...
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Grzegorz Lesniewski / Firecrest (Regulus ignicapilla) perched on fir branch. Bieszczady National Park, the Carpathians, Poland, April.
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Andy Rouse / Blue Tit (Cyanistes caeruleus) perched on snow covered Fir tree (Abies) branch, in a garden, Wales, UK December
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Andy Rouse / Blue Tit (Cyanistes caeruleus) perched on snow covered Fir tree (Abies) branch, in a garden, Wales, UK December