Solvin Zankl / Honey bee 1+Apis mellifera+2 worker on freshly made honey comb, Kiel, Germany, May.

Solvin Zankl / Honey bee (Apis mellifera) worker on freshly made honey comb, Kiel, Germany, May.

Solvin Zankl / Honey bee (Apis mellifera) workers looking after queen cells, Kiel, Germany

Solvin Zankl / Honey bee (Apis mellifera) feeding larvae in brood cells, Kiel, Germany

Solvin Zankl / Honey bee (Apis mellifera) on comb with honey, Kiel, Germany, June.

Solvin Zankl / Honey bee (Apis mellifera) workers in hive with three white queen cells, Kiel, Germany, June.

Pascal Pittorino / European honey bee (Apis mellifera) collecting pollen and nectar from Borage (Borago officinalis) Var, Provence, France, March.

Laurent Geslin / Honey bee {Apis mellifera} worker bees flying into hive, Europe, August

Laurent Geslin / Honey bee {Apis mellifera} worker bees flying to feed on and collect pollen from Clover flower, Europe, August

Laurent Geslin / Honey bee {Apis mellifera} on honeycomb frame with worker bee emerging from cell, Europe, August

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.