Phil Savoie / Smeathman's furrow bee (Lasioglossum smeathmanellum), feeding on wild alpine strawberry (Fragaria vesca), Monmouthshire, Wales, UK. December

Wild Wonders of Europe / Giesbers / Golden cinquefoil (Potentilla aurea) flowers, Liechtenstein, June 2009

Wild Wonders of Europe / Giesbers / Two Potentilla brauneana flowers, Liechtenstein, June 2009

Kevin Schafer / Hairy Cinquefoil (Potentilla villosa) flowers, Adak Island, Aleutian Islands, Alaska

Heather Angel / Fly (Diptera) feeding on Pink cinquefoil (Potentilla nitida). Flies are main pollinators in Dolomites, becoming active at lower temperatures than bees. Dolomites, Italy, July.

David Woodfall / Red clover (Trifolium pratense), Silverweed (Argentina anserina) and Buttercups (Ranunculus acris) growing on machair habitat, North Uist, Outer Hebrides, Scotland, UK,

David Woodfall / Ragwort (Senecio jacobea) and Silverweed (Argentina anserina) on Machair North Uist, Outer Hebrides, Scotland, UK,

David Woodfall / Red clover (Trifolium pratense) and Silverweed (Argentina anserina) growing with buttercups on machair habitat, North Uist, Scotland, UK. July.

David Woodfall / Ragwort (Senecio jacobea) and Silverweed (Argentina anserina) on machair land, North Uist, Scotland, UK, July.

Sven Zacek / Wild strawberry (Fragaria vesca), two berries. Valgamaa, Southern Estonia. June.

Nick Upton / Tormentil (Potentilla erecta) flower, Cheddar gorge, Somerset, UK, September.

Nick Upton / Barren strawberry / Strawberryleaf cinquefoil (Potentilla sterilis) flowers, Mendip Hills, Somerset, UK, April.