Ammonite / Buff-tailed bumble bees (Bombus terrestris) inside nest, with wax cells containing honey, France, May.

Ammonite / Close-up of a Buff-tailed bumble bee (Bombus terrestris) inside nest, nest building and fanning wings to keep the nest at the correct temperature, France, May.

Ammonite / Close-up of a Buff-tailed bumble bee (Bombus terrestris) nest building, France, May.

Ammonite / Close-up of a Buff-tailed bumble bee (Bombus terrestris) feeding from Willow (Salix) catkins, before flying out of frame, France, March.

Stephen Dalton / Buff tailed bumblebee (Bombus terrestris), worker flying around, controlled conditions.

Stephen Dalton / Buff-tailed Bumblebee (Bombus terrestris) worker bee flying to Cowslip (Primula veris) flowers. UK, April.

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 / Buff tailed bumblebee (Bombus terrestris) queen flying to Oriental poppy flower (Papaver orientale) with pollen baskets, Monmouthshire, Wales, UK. July.

Phil Savoie / Buff tailed bumblebee (Bombus terrestris) feeding on Purple toadflax (Linaria purpurea), Monmouthshire, Wales, UK. June.

Phil Savoie / Buff tailed bumblebee (Bombus terrestris) feeding on Goldenrod (Solidago sp.), Monmouthshire, Wales, UK. September.

Phil Savoie / Buff tailed bumblebee (Bombus terrestris) queen feeding on Chive (Allium schoenoprasum), Monmouthshire, Wales, UK. April

Phil Savoie / Buff tailed bumblebee (Bombus terrestris) feeding on Comfrey (Symphytum officinale), Monmouthshire, Wales, UK. June.