Erlend Haarberg / Siberian jay (Perisoreus infaustus) in Scots pine forest, near fallen tree, Stora Sjofallet National Park, Laponia World Heritage Site, Lapland, Sweden, October.

Marie Read / Pinyon Jay (Gymnorhinus cyanocephalus), gathering Pinyon Pine seeds in autumn. Mono Lake Basin, California, USA, October.

Markus Varesvuo / Siberian Jay (Perisoreus infaustus) perched on snow covered pine tree, Kuusamo, Finland, February

Jim Brandenburg / Blue Jay (Cyanocitta cristata) perching in pine tree, Minnesota

Oscar Dewhurst / Steller's jay (Cyanocitta stelleri) perched on branch. Grand Teton National Park, Wyoming, USA. September.

John Shaw / Steller's jay (Cyanocitta stelleri) perched on branch. British Columbia, Canada, June.

Roger Powell / Siberian jay (Perisoreus infaustus) juvenile resting in a Scots Pine. Pokka, Inari, Finnish Lapland, Finland. June.

Connor Stefanison / Steller's jay (Cyanocitta stelleri) perched on a Yellow Cedar (Cupressus nootkatensis), atop Cypress Mountain in West Vancouver, British Columbia, Canada. 12/2014

Roger Powell / Siberian jay (Perisoreus infaustus) perched in a youg Scots Pine. Pokka, Inari, Finland, Lapland.

SCOTLAND: The Big Picture / Eurasian jay (Garrulus glandarius) flying through pine woodland, Glenfeshie, Cairngorms National Park, Scotland, July.

Gerrit Vyn / Steller's jay (Cyanocitta stelleri) calling. Pierce County, Washington, USA. May.

Alan Murphy / Canada Jay (Perisoreus canadensis), Texas