Nigel Cattlin / Pollen beetles (Brassicogethes aeneus) on Field scabious (Knautia arvensis). Berkshire, England, UK. July.

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

Nigel Cattlin / Pollen beetle (Brassicogethes aeneus) infestation on Nipplewort (Lapsana communis). Berkshire, England, UK. July.

Nigel Cattlin / Field rose (Rosa arvensis) with Pollen beetles (Brassicogethes aeneus) on petals and anthers. Berkshire, England, UK. June.

Heather Angel / Common pollen beetle (Brassicogethes aeneus), group feeding on pollen in Dog rose (Rosa canina) flower. Pollen picked up all over body and transferred to other flowers. Hampshire, England, UK. July.

Nigel Cattlin / Buff-tailed bumblebee (Bombus terrestris) gathering nectar from Spear thistle (Cirsium vulgare) flower with feeding Pollen beetles (Meligethes sp.), Berkshire, England, UK, July.

Nigel Cattlin / An adult pollen beetle (Meligethes aeneus) on a damaged oilseed rape flower bud

Nigel Cattlin / Scentless mayweed, (Tripleurospermum inodorum) a weed and secondary pest host flowering, with flower beetles and other insects, Berkshire, July

Nigel Cattlin / Scentless mayweed (Triplerospermum inodorum) profusely flowering chamomile or mayweed like plant and flower beetle (Meligethes aeneus) , Berkshire, England, UK, July