Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) on bullrush, Uto Finland October

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor)perched on snowy branch, Kuusamo, Finland January. Fascinating birds bookplate.

Philippe Clement / Great Spotted Woodpecker (Dendrocopos major) male drumming on tree trunk in forest, Belgium, July

Peter Cairns / 2020VISION / Great Spotted Woodpecker (Dendrocopus major) in snowfall. Cairngorms National Park, Scotland, February.

Markus Varesvuo / Two Great spotted woodpeckers (Dendrocopus major) on tree trunk in snow, Vaala, Finland, February

Markus Varesvuo / Great spotted woodpecker (Dendrocopus major) on tree trunk, another flying away, Kuhmo, Finland, February

Markus Varesvuo / Black woodpecker (Dryocopus martius) hammering tree trunk, Posio, Finland, January

Rolf Nussbaumer / Northern mockingbird (Mimus polyglottos) adult fighting with Golden-fronted Woodpecker (Melanerpes aurifrons) female over Texas Prickly Pear Cactus (Opuntia lindheimeri) Dinero, Lake Corpus Christi, S...

Andy Sands / Green Woodpecker (Picus viridis) male looking alert among fallen apples in snow. Hertfordshire, England, UK, February.

Andy Sands / Green Woodpecker (Picus viridis) male among wind-fallen apples. Hertfordshire, England, UK, February.

Andy Sands / Green Woodpecker (Picus viridis) male foraging on wind-fallen apples, calling in aggression display to deter other birds. Hertfordshire, England, UK, February.

Pete Oxford / West Indian woodpecker (Melanerpes superciliaris) Cienega de Zapata, Cuba, Caribbean

Sven Zacek / Tail of a Pine Marten (Martes martes) sticking out from a black woodpecker hole as it forages for eggs and chicks. Estonia, Europe, May.

Rolf Nussbaumer / Golden-fronted Woodpecker (Melanerpes aurifrons), male perched on Texas Prickly Pear Cactus (Opuntia engelmanni). Laredo, Webb County, South Texas, USA, April.

Markus Varesvuo / Great Woodpecker (Dendrocopos major) on a snow-covered tree trunk. Kuusamo, Finland, February.

Lassi Rautiainen / Black woodpecker (Dryocopus martius) male feeding on tree trunk with beak open showing tongue, Finland, March

Hermann Brehm / A Jay (Garrulus glandarius) and Great Spotted Woodpecker (Decdrocops major) fighting on a tree stump. Bavaria, Germany, November.

Donald M. Jones / Northern Flicker (Colaptes auratus) woodpecker male foraging, western Montana

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopos minor)perched on branch in snow, Kuusamo, Finland, January

Pete Oxford / Finch specimens at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands, L to R Top: Large Ground Finch (Geospiza magnirostris), Woodpecker Finch (Cactospiza pallidu...

Colin Varndell / Great spotted woodpecker (Dendrocopos major) female drumming on tree branch in winter, Dorset, UK January

Rolf Nussbaumer / Golden-fronted Woodpecker (Melanerpes aurifrons) male, perched on branch with blossom, Sinton, Corpus Christi, Coastal Bend, Texas Coast, USA

Mike Wilkes / Great spotted woodpecker (Dendrocopos major) pecking at bark, searching for bugs under the bark, Warwickshire, UK

Marie Read / Acorn Woodpecker (Melanerpes formicivorus), male at granary tree showing many acorns stored for winter survival, Orange County, California, USA

Mike Read / Male Great spotted woodpecker (Dendrocopos major) on branch, near Ringwood, Hampshire, England, February

Poinsignon and Hackel / Sillhouette of Black woodpecker {Dryocopus martius} flying from nest hole in tree trunk in mist / rain, ancient forest, Vosges mountains, Lorraine, France. Overall winner and winner of the Birds categ...

Michel Poinsignon / Green woodpecker {Picus viridis} male at nest hole, Lorraine, France

Wild Wonders of Europe / Wothe / Great spotted woodpecker (Dendrocopos major) feeding chick at nest hole, deciduous forest in the Vihorlat Mountains near Michalovce, Western Carpathians, Eastern Slovakia, Europe, May 2009

Wild Wonders of Europe / Wothe / Young Great spotted woodpecker (Dendrocopos major) looking out of hole, deciduous forest in the Vihorlat Mountains near Michalovce, Western Carpathians, Eastern Slovakia, Europe, May 2009

Michel Poinsignon / Black Woodpecker (Dryocopus martius) flying from nest-hole in tree, Vosges Mountains, France. Veolia Environnement Wildlife Photographer of the Year 2009: Nature in Black and White category: Runner-up...

Wild Wonders of Europe / Zacek / Black woodpecker (Dryocopus martius) head profile on tree trunk, Korouma, Posio, Finland, February 2009 WWE BOOK. WWE INDOOR EXHIBITION

Wild Wonders of Europe / Zacek / Black woodpecker (Dryocopos martius) on tree trunk, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Two Great spotted woodpeckers (Dendrocopos major) on tree trunks, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Black woodpecker (Dryocopos martius) on dead tree trunk, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Great spotted woodpecker (Dendrocopos major) on dead tree trunk, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Black woodpecker (Dryocopus martius) on tree trunk, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Black woodpecker (Dryocopus martius) pecking at tree trunk, Korouma, Posio, Finland, February 2009

Wild Wonders of Europe / Zacek / Male Great spotted woodpecker (Dendrocopos major) in snow, Posio, Korouma, Finland, February 2009

Chris O'Reilly / Female Great spotted woodpecker (Dendrocopus major) perched on a lichen covered branch, Cairngorm NP, Scotland, UK, winter

Niall Benvie / Black woodpecker (Dryocopus martius), in boreal forest, near Posio, Finland.

Wild Wonders of Europe / Varesvuo / Black Woodpecker (Dryocopus martius) Pusztaszer, Hungary, May 2008

Wild Wonders of Europe / Varesvuo / Black Woodpecker (Dryocopus martius) at water, Pusztaszer, Hungary, May 2008

Wild Wonders of Europe / Varesvuo / Great Spotted Woodpecker (Dendrocopus major) at water, Pusztaszer, Hungary, May 2008

Wild Wonders of Europe / Varesvuo / Black Woodpecker (Dryocopus martius) drinking, Pusztaszer, Hungary, May 2008

Wild Wonders of Europe / Varesvuo / Black Woodpecker (Dryocopus martius) Pusztaszer, Hungary, May 2008

Jose B. Ruiz / Green woodpecker (Picus viridis) drinking, Alicante, Spain

Jose B. Ruiz / Green woodpecker (Picus viridis) drinking, Alicante, Spain

Kim Taylor / Green Woodpecker (Picus viridis) male flying through Beech woodland in spring, Surrey, UK. Digital composite

Kim Taylor / Green Woodpecker (Picus viridis) using its tongue to extract a beetle larva from hole in Birch trunk. Digital composite, Surrey, UK

Tom Vezo / Acorn Woodpecker (Melanerpes formicivorus) female, Madera Canyon, Arizona

Tom Vezo / Acorn Woodpecker (Melanerpes formicivorus) female bringing food to nest cavity, Madera Canyon, Arizona

Mike Wilkes / Great spotted woodpecker {Dendrocopos major} female, Warwickshire, UK.

Pete Cairns / Great spotted woodpecker (Dendrocopus major) in winter, Cairngorms NP, Scotland, UK

Rolf Nussbaumer / Acorn woodpecker {Melanerpes formicovus} Male, Madera Canyon, Arizona, USA.

John Cancalosi / Stuffed specimen of Ivory billed woodpecker {Campephilus principalis} USA Louisiana - believed extinct until sighting in 2005

Mike Wilkes / Green Woodpeckers feeding young at nest in tree, UK

Rolf Nussbaumer / Golden fronted woodpecker, male {Melanerpes aurifrons} Texas, USA

Rolf Nussbaumer / Golden fronted woodpecker, male drinking {Melanerpes aurifrons} Texas, USA

Rolf Nussbaumer / Syrian woodpecker, male at nest hole {Dendrocopos syriacus} Austria.

Yva Momatiuk & John Eastcott / Gila Woodpecker (Melanerpes uropygialis) nesting in Saguaro (Carnegiea gigantea) in desert, spring, Sonoran Desert National Monument, Arizona

Tui De Roy / Woodpecker Finch (Camarhynchus pallidus) using cactus spine to extract grub from dead wood, Santa Cruz Island, Galapagos Islands, Ecuador

WILLIAM OSBORN / Green woodpecker (Picus viridis) at nest hole. UK, England

WILLIAM OSBORN / Great spotted woodpecker male feeds chick at nest hole in tree, UK

Mike Wilkes / Great spotted woodpecker, UK

David Kjaer / Lesser spotted woodpecker (Dendrocopos minor) male with food at nest entrance, Sussex UK

Mike Wilkes / Green Woodpecker feeding young at nest in tree, England, UK

Mike Wilkes / Green Woodpecker feeding young at nest in tree, England, UK

Hermann Brehm / Little Woodpwecker (Veniliornis passerinus) male, Pantanal, Brazil

Hermann Brehm / Little Woodpwecker (Veniliornis passerinus) female, Pantanal, Brazil

Hermann Brehm / Green-Barred Woodpecker (Colaptes melanochloros) male, Pantanal, Brazil

Hermann Brehm / Black Woodpecker (Dryocopus martius) pair at nest hole, left female, right male, Germany, March

Hermann Brehm / Black Woodpecker (Dryocopus martius) pair at nest hole, female on left, male on right, Germany, March

Hermann Brehm / Green Woodpecker (Picus viridis) female on tree trunk, Germany

Hermann Brehm / Green Woodpecker (Picus viridis) female on tree trunk and with Red Squirrel (Red squirrel) emerging from hole in the tree, Germany, April

Hermann Brehm / Green Woodpecker (Picus viridis) juvenile, Germany

Juan Manuel Borrero / Illustration of silhouettes of the Pyrenean animals, Roe deer (Capreolus capreolus), Red deer (Cervus elaphus), Pyrenean chamois (Rupicapra pyrenaica), Red squirrel (Sciurus vulgaris), Red fox (Vulpes...

Juan Manuel Borrero / Illustration of threatened species of birds of Spain. Iberian Guillemot (Uria aalge ibericus), Cantabrian capercallie (Tetrao urogallus cantabricus), White backed woodpecker (Dendrocopos leucotos), Be...

Ross Hoddinott / Great Spotted Woodpecker (Dendrocopus major), resting on branch, north Cornwall, UK. July

Mark Hamblin / 2020VISION / Great spotted woodpecker (Dendrocopos major) in woodland setting. Scotland, UK, March.

Mark Hamblin / 2020VISION / Great spotted woodpecker (Dendrocopos major) in woodland setting. Scotland, UK, March.

Mark Hamblin / 2020VISION / Great spotted woodpecker (Dendrocopos major) in woodland setting. Scotland, UK, March.

Mark Hamblin / 2020VISION / Great Spotted Woodpecker (Dendrocopos major). Scotland, UK, March.

Mark Hamblin / 2020VISION / Great Spotted Woodpecker (Dendrocopos major). Scotland, UK, March.

Mark Hamblin / 2020VISION / Great Spotted Woodpecker (Dendrocopos major). Scotland, UK, March.

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) Uto Finland October

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) Uto Finland October

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) Uto Finland October

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) scratching head against reed, Uto Finland October

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopus minor) Uto Finland October

Marie Read / White-headed Woodpecker (Picoides albolarvatus), male outside its nest hole with beak full of insects to feed young. June Lake, California, USA, June.

Markus Varesvuo / Lesser Spotted Woodpecker (Dendrocopos minor) male drumming on snowy tree trunk, Kotka, Finland, January. Fascinating birds bookplate.

Marie Read / Red-bellied Woodpecker (Melanerpes carolinus) pair, male calling, female in background, both clinging to treetrunk where their nest is located (not visible), Lakeland, Florida, USA, March.

Marie Read / Pileated Woodpeckers (Dryocopus pileatus), pair during incubation exchange, female clinging to treetrunk as male comes out of nest hole entrance, spring, New York, USA, May.

Marie Read / Lewis's Woodpecker (Melanerpes lewis) outside its nest hole in a burned Jeffrey Pine (Pinus jeffreyi), Mono Lake Basin, California, USA, June.

Claudio Contreras / Acorn woodpecker (Melanerpes formicivorus) at acorn-storing site, Los Ojos Ranch, Sonora, northwestern Mexico, February.

Claudio Contreras / Golden-Fronted Woodpecker (Melanerpes / Centurus aurifrons) adult bringing food to nest, Xcacel, Yucatan Peninsula, Mexico, August.