Andy Sands / Common Bee Fly (Bombylius major) at rest on bramble, Captive, UK April

Andy Sands / Common Bee Fly (Bombylius major) at rest on bramble, Captive, UK April

Kim Taylor / Common Carder Bee {Bombus pascuorum} queen collecting nectar from Comfrey, Surrey, England.

Geoff Scott-Simpson / Common carder bumble bee {Bombus pascuorum} feeds on flower Derbyshire, UK

Tim Fitzharris / Dandelion (Taraxacum officinale) with bee covered with pollen, Pennsylvania

Nigel Cattlin / Honey bee (Apis mellifera) nectaring on Borage (Borago officinalis). Berkshire, England, UK. August.

Nigel Cattlin / Buff-tailed bumblebee (Bombus terrestris) nectaring on Spear thistle (Cirsium vulgare), thistle with Pollen beetle (Brassicogethes aeneus) infestation. Berkshire, England, UK. July.

Phil Savoie / Hairy yellow-faced Bee (Hylaeus hyalinatus), with raindrop on head, visiting Common Houseleek (Sempervivum tectorum. At 3.5mm average size, this is one of the smallest bees in the UK) Monmouthshire, W...

Phil Savoie / Smeathman's furrow bee (Lasioglossum smeathmanellum) visiting the pollen covered anthers of Dandelion (Taraxacum officinale) At 4.5 mm average size, this is one of the smallest bees in the UK, Monmout...

Phil Savoie / Ashy mining bee (Andrena cineraria) male feeding on Dandelion (Taraxacum officinale) Monmouthshire, Wales, UK.

Phil Savoie / Garden bumblebee (Bombus hortorum) worker flying to Foxglove (Digitalis purpurea) Monmouthshire, Wales, UK, June.

Phil Savoie / Early bumblebee (Bombus partorum) feeding on Comfrey (Symphytum officinale), Monmouthshire, Wales, UK. May.