Neil Anderson / Red squirrel (Sciurus vulgaris), two curled up asleep in drey inside nest box. Nest of lichen and Pine needles. Highlands, Scotland, UK. Medium repro only.

Ingo Arndt / Red wood ant (Formica rufa) carrying construction material to anthill (fir needles), Germany.

Diane McAllister / Japanese Macaque (Macaca fuscata) biting needles from tree branch while sitting in hot spring in Jigokudani, Japan, January

Laurie Campbell / Raindrops on Scots Pine (Pinus sylvestris) needles, Abernethy Forest RSPB Reserve, Cairngorms National Park, Speyside, Scotland, August

Wild Wonders of Europe / Ruiz / Fallen leaves, pine needles animal fecal pellets in woodland on Stribrne Steny (459m) Hrensko, Ceske Svycarsko / Bohemian Switzerland National Park, Czech Republic, November 2008

Jack Dykinga / Ponderosa Pine (Pinus ponderosa) pine cone and needles in the snow, South Rim, Grand Canyon NP, Arizona, USA

Claudio Contreras / Jeffrey pine (Pinus jeffreyi) needles on ice. Sierra de San Pedro Martir National Park, Baja California Peninsula, Mexico.

Marie Read / Great crested flycatcher (Myiarchus crinitus), female alighting at nest cavity entrance carrying pine needles as nest material, wide angle captured with remote camera to show habitat, New York, USA. M...

Marie Read / White-winged Crossbill (Loxia leucoptera), male feeding on Douglas-fir cones, Ithaca, New York, USA, January.

Sven Zacek / Pattern of Conifer (Pinaceae) needles on snow, revealed following spring melt. Agusalu Nature Reserve, Ida-Virumaa, Eastern Estonia. April.

Steven David Miller / Tammar wallaby (Macropus eugenii) feeding on Pine needles. Near Flinders Chase National Park, South Australia.

Alastair MacEwen / Timelapse of frost forming on conifer needles, controlled conditions, Somerset, England, UK.