Duncan Usher / Bird's Nest Orchid (Neottia nidus-avis) gains nutrients from fungus which lives in its roots, Europe

Jan Vermeer / Wood Nuthatch (Sitta europaea) at feeder, Europe

Jan Vermeer / Great Spotted Woodpecker (Dendrocopos major) at bird feeder, winter, Europe

Duncan Usher / Great Spotted Woodpecker (Dendrocopos major) on bird feeder, Europe

Jan Vermeer / European Greenfinch (Chloris chloris) group feeding from bird feeder and Eurasian Siskins (Chloris spinus) feeding on peanuts, Europe

Duncan Usher / Great Tit (Parus major) pair and Blue Tits (Cyanistes caeruleus) at feeder, Europe

Duncan Usher / Great Spotted Woodpecker (Dendrocopos major) three at feeder in winter, Europe

Duncan Usher / Great Tit (Parus major) and Blue Tit (Cyanistes caeruleus) flock feeding on bird feeder in winter, Europe