Steve Knell / Heath fritillary butterfly {Melitaea athalia} on Bilberry bush, UK

Steve Knell / Heath fritillary butterfly {Melitaea athalia} on Bilberry bush, UK

Jason Smalley / Ilkeley moor with Crowberry, Bilberry and Bracken, Yorkshire, UK

Philippe Clement / Bog blueberries / bilberries {Vaccinium uliginosum} Denali NP, Alaska, USA.

Philippe Clement / Picking Bog blueberries / bilberries {Vaccinium uliginosum} by hand, Denali NP, Alaska, USA.

Philippe Clement / Picking Bog blueberries / Bilberries {Vaccinium uliginosum} by hand, Denali NP, Alaska, USA.

Philippe Clement / Bog blueberries / Bilberries {Vaccinium uliginosum} Denali NP, Alaska, USA.

Niall Benvie / Young male European lynx (Lynx lynx) walking through bilberry and grass, Sumava NP, Bohemia, Czech Republic.

Niall Benvie / Young male European lynx (Lynx lynx) sleeping among bilberry plants, Sumava NP, Bohemia, Czech Republic

Niall Benvie / Young male European lynx (Lynx lynx) among bilberry plants, Sumava NP, Bohemia, Czech Republic

Niall Benvie / Young male European lynx (Lynx lynx) waking up among bilberry plants, Sumava NP, Bohemia, Czech Republic.

Philippe Clement / Ripe bilberry berries {Vaccinium myrtilis} Belgium

Doug Wechsler / Bilberry {Vaccinium myrtilis} and Blackjack oak {Quercus marilandica} NJ, USA.

Jan Vermeer / Bilberry (Vaccinium myrtillus) person picking berries, North America

Jan Vermeer / Bilberry (Vaccinium myrtillus) close up of harvested berries, North America

Gerry Ellis / Bilberry (Vaccinium myrtillus) group, North America

Gerry Ellis / Bilberry (Vaccinium myrtillus) group with small branch, North America

Duncan Mcewan / Bilberry flowers (Vaccinium myrtilis). Scotland, UK

Niall Benvie / Bilberry fruit, Scotland.

Niall Benvie / Bilberry flowers (Vaccinium myrtilis). Scotland, UK, Europe

Sebastian Kennerknecht / Heather (Calluna vulgaris) and Bilberry (Vaccinium myrtillus) in moorland, Scottish Highlands, Cairngorms National Park, Scotland, United Kingdom

Thomas Marent / Bilberry (Vaccinium myrtillus), Switzerland

Konrad Wothe / Bilberry (Vaccinium myrtillus) bush fruiting, Ural Mountains, Pechora-Ilych Reserve, Komi, Russia

Niall Benvie / Bilberries gathered in forest {Vaccinum myrtilis} Idena Latgale Latvia

Jack Dykinga / Garambullo (Myrtillocactus geometrizans) in flower with Pitaya (Stenocereus griseus) and Creosote (Larrea tridentata), Chihuahuan Desert near Tula, Tamaulipas, Mexico.

Bret Charman / Wolverine (Gulo gulo) standing among Common bilberry (Vaccinium myrtillus) on forest floor, Finland. June.

Laurie Campbell / Trailing azalea (Loiseleuria procumbens) and Bilberry (Vaccinium myrtillus) growing on hillside, Glenshee, Cairngorms National Park, Scotland, May.

Orsolya Haarberg / Hraunfossar, little crystal-clear waterfalls, tumbling into the Hvita river from springs beneath the Hallmundarhraun lava field, with carpet of Bog bilberry (Vaccinium uliginosum) in foreground, in au...

Paul Harcourt Davies / Stemless carline thistle (Carlina acaulis) growing with Bilberry (Vaccinium myrtillus), Mount Vettore, Umbria, Italy. September.

Will Watson / Bilberry bumblebee (Bombus monticola) nectaring on Cross-leaved heather (Erica tetralix) flower, Black Mountains, Herefordshire, England, UK. September.

SCOTLAND: The Big Picture / Common cuckoo (Cuculus canorus) perched on a branch among Bilberry (Vaccinium sp.) bushes, North Yorkshire, UK. May.

Jussi Murtosaari / Northern wall brown butterfly (Lasiommata petropolitana) pair mating on Bilberry (Vaccinium myrtillus). Jyvaskyla, Finland. June.

Jeff Foott / Garambullo (Myrtillocactus geometrizans) cactus, Agave (Agave sp) in background. Central Baja California, Mexico.

Jeff Foott / Garambullo cactus (Myrtillocactus geometrizans) amongst rocks. Sierra de San Francisco, Baja California, Mexico.

Neil Aldridge / Blaeberry (Vaccinium myrtillus) on the forest floor, Abernethy Forest, Cairngorms National Park, Scotland.

Linda Pitkin / Bilberry (Vaccinium myrtillus), in flower, Golden Valley, Surrey, England, May.

Erlend Haarberg / Bilberries (Vaccinium myrtillus), Innlandet, Norway, August.