Andy Sands / Mining Bee (Andrena clarkella) on Sallow catkin, Hertfordshire, England, UK, March

Andy Sands / Mining Bee (Andrena clarkella) on Sallow catkin, Hertfordshire, England, UK, March

Kim Taylor / Hairy legged mining bee (Dasypoda hirtipes) male taking off from Hawkweed flower, Surrey, England

Nigel Cattlin / Tawny mining bee (Andrena fulva) female resting on Medlar (Mespilus germanica) leaf. Berkshire, England, UK. April.

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

Phil Savoie / Chocolate mining bee (Andrena scotica) feeding on Dandelion (Taraxacum offinicale) Monmouthshire, Wales, UK. May

Phil Savoie / Tawny mining (Andrena fulva) on apple tree blossom (Malus domestica), Monmouthshire, Wales, UK, April.

Phil Savoie / Chocolate mining bee (Andrena scotica) feeding on Dandelion (Taraxacum offinicale) Monmouthshire, Wales, UK. May

Phil Savoie / Grey-patched mining bee (Andrena nitida), feeding on Dandelion (Taraxacum offinicale) Monmouthshire, Wales, UK. June

Phil Savoie / Orange tailed mining bee (Halictus rubicundus) feeding on Blackthorn (Prunus spinosa) Monmouthshire, Wales, UK. April.

Phil Savoie / Mining bee (Andrena sp.) on Apple tree (Malus domestica) Ripon, Wisconsin, USA, May.

Phil Savoie / Yellow legged mining bee (Andrena flavipes) in flight, Monmouthshire, Wales, UK. April.