Shattil & Rozinski / Nature Conservancy's Southmost Preserve, Lower Rio Grande Valley at sunset, Texas, USA

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

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

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

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

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

Marie Read / Pinyon Jay (Gymnorhinus cyanocephalus) calling from Pinyon Pine. Mono Lake Basin, California, USA, October.

Erlend Haarberg / Siberian jay (Perisoreus infaustus) on Scots pine, Klbu, Norway, November

Rolf Nussbaumer / Digital composite of Cardinal, Mockingbird, Green jay, House finch, Pine warbler, Golden-fronted woodpecker, Chipping sparrow, birds landing on Texas prickly pear cactus (Opuntia lindheimeri), Dinero,...

Gerrit Vyn / Gray Jay (Perisoreus canadensis) perched on Pine branch. This is the Pacific subspecies P. c. obscurus, and the shafts of dorsal feathers are distinctly white. Pierce County, Washington, USA May

Gerrit Vyn / Adult Gray Jay (Perisoreus canadensis) in a spruce pine, Coldfoot, Alaska, USA

David Tipling / Siberian Jay {Perisoreus infaustus} in pine forest, Lapland, Finland, winter

Konrad Wothe / Canada Jay (Perisoreus canadensis) in pine, Olympic National Park, Washington

Konrad Wothe / Steller's Jay (Cyanocitta stelleri) in pine, Mount Rainier National Park, Washington

Nigel Bean / Pinyon pine and Juniper forest in canyon, New Mexico, USA. Habitat of the Pinyon jay {Gymnorhinus cyanocephala}, vulnerable species

Rolf Nussbaumer / Western Scrub-Jay {Aphelocoma californica} perched on pine tree, Colorado, USA

Tom Vezo / Steller's Jay (Cyanocitta stelleri) perched in Pine tree, White Mountains, Arizona

Nigel Bean / Pinyon pine & Juniper forest, New Mexico, USA. Pinyon jay bird habitat

Nigel Bean / Pinyon jay carrying Pinyon pine seed {Pinus edulis} Arizona, USA

Nigel Bean / Pinyon jay {Gymnorhinus cyanocephala} carrying Pinyon pine seed {Pinus edulis} Arizona, USA. Vulnerable species. The Pinyon jay feeds almost exclusively on these seeds. It hides them in ground and has...