Solvin Zankl / Honey bee (Apis mellifera) queen standing surrounded by workers, Kiel, Germany, May.

Solvin Zankl / Honey bee (Apis mellifera) workers caring for queen cells, Kiel, Germany

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

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

Kim Taylor / European Hornet (Vespa crabro) queen approaching nest. Surrey, England, May

Nick Upton / 2020VISION / Queen Red tailed bumblebee (Bombus lapidarius) feeding on Yellow tree peony (Paeonia ludlowii) flower in garden, with house in the background, Wiltshire, England, UK, April . Property released.

Kim Taylor / Honey bee (Apis mellifera) queen surrounded by workers as she lays an egg in a cell at the edge of the comb, UK

Michael Durham / Bumblebee (Bombus morrisoni) queen, flying toward Sweet Pea flowers in the Deschutes National Forest, Oregon

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

John B Free / Honey bee queen cells and pupae (Apis mellifera) - cells opened to show pupae

Martin Gabriel / European Honeybee Queen laying eggs surrounded by workers {Apis mellifera}

John B Free / Honey bees around Queen bee cell containing larva.