John Waters / Walkers strolling along the bank between in flooded Aller Moor, with mistletoe laden apple tree, near Burrowbridge, Somerset Levels, Somerset, UK. January 2014

Pascal Tordeux / A row of Poplar trees (Populus sp) with Mistletoe (Viscum sp) silhouetted in winter at sunset, Picardy, France, January

Wild Wonders of Europe / Novák / Large flock of Bramblings (Fringilla montifringilla) perched in tree with Mistletoe, Ldersdorf, Austria, February 2009

Rolf Nussbaumer / Bohemian waxwing {Bombycilla garrulus} feeds on Mistletoe berry, Switzerland.

Gary K. Smith / Mistle thrush (Turdus viscivorus) feeding on Mistletoe berries (Viscum album), England, UK. March

Andy Sands / Mistle thrush (Turdus viscivorus) feeding young at nest, Upper Teesdale, Co Durham, England, UK, June

Andy Sands / Mistle thrush (Turdus viscivorus) feeding young at nest, Upper Teesdale, Co Durham, England, UK, June

Andy Sands / Mistle thrush (Turdus viscivorus) feeding young at nest, Upper Teesdale, Co Durham, England, UK, June

Bruno D'Amicis / Mistle trush (Turdus viscivorus) at sunset on old-growth Beech (Fagus sylvatica) forest tree. Abruzzo, Lazio and Molise National Park / Parco Nazionale d'Abruzzo, Lazio e Molise UNESCO World Herit...

Nick Upton / Poet's cassia / Osyris (Osyris alba) bush with red berries among coastal maquis scrubland. A plant in the mistletoe family semi-parasitic on the roots of other species, near Nafplio, Argolis, Peloponn...

Alan Williams / Mistletoe (Viscum album) growing on Apple tree (Malus domestica) in orchard Cheshire, England, UK, August.

Laurie Campbell / Mistletoe (Viscum album) close-up of berries, England, December.