Steve Knell / Green woodpecker (Picus viridis virids) female on side of tree, looking around. Hungary, May.

Steve Knell / Green woodpecker (Picus viridis viridis) male bathing in oak woodland, Hungary. May.

Steve Knell / Green woodpecker (Picus viridis viridis) female on branch, panting in hot weather, Hungary. May.

Steve Knell / Great spotted woodpecker (Dendrocopos major) adult male on snow covered branch in winter, Dumfries and Galloway, Scotland, January

Steve Knell / Great spotted woodpecker (Dendrocopos major) adult male on snow covered branch in winter, Dumfries and Galloway, Scotland, January