Stephen Dalton / Honey bee (Apis mellifera) filling honey storage cells in the hive, UK

SINCLAIR STAMMERS / Photomicrograph of fully embryonated (Neoascaris / Toxocara vitulorum) eggs containin larvae immediately prior to hatching. Parasitic nematodes which normally infect cattle, collected from Egyptian ca...

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

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

Andy Sands / Leafcutter bee (Megachile willughbiella) flying with cut leaf section to seal breeding cell in insect box in garden, Hertfordshire, UK, August

Andy Sands / Leafcutter bee (Megachile willughbiella) flying with cut leaf section to seal breeding cell in insect box in garden, Hertfordshire, UK, August

Kim Taylor / Red mason bee (Osmia rufa) female laying egg on pollen / nectar mix in egg cell of artificial bee nesting box, Surrey, UK, April

Kim Taylor / Red mason bee (Osmia rufa) female exiting tube in order to turn around and enter tail first to off-load pollen into cell in artifical bee nesting box, Surrey, UK

John B Free / Honey Bee (Apis mellifera) tending to a cell at the nest. The bee will provision the cell with pollen and nectar ('bee bread') from its pollen basket or 'corbicula'.

Roland Seitre / European Hornet (Vespa crabro) emerging from cell after metamorphosing from larva to adult wasp. Tours, France, August. Sequence 3 of 3.

Roland Seitre / European Hornet (Vespa crabro) emerging from cell after metamorphosing from larva to adult wasp. Tours, France, August. Sequence 2 of 3.

Roland Seitre / European Hornet (Vespa crabro) emerging from cell after metamorphosing from larva to adult wasp. Tours, France, August. Sequence 1 of 3.

Roland Seitre / European Hornet (Vespa crabro) emerging from cell after metamorphosing from larva to adult wasp. Tours, France, August.

Roland Seitre / European Hornet (Vespa crabro) adult emerging from cell; the surrounding cells contain larvae in their final stage of metamorphosis into adults. Tours, France, August.

Roland Seitre / European Hornet (Vespa crabro) larvae in its cell; the surrounding cells have been sealed as the larvae metaphorphose into adults. Tours, France, August.

Simon Colmer / Beekeeper removing a queen cell from Honey bee frame (Apis mellifera) Sussex, UK

Simon Colmer / Honey bee comb (Apis mellifera) showing capped honey cells, larval cells, pollen cells and worker emerging from cell, Sussex, UK

Stephen Dalton / Honey bee (Apis mellifera) adult emerging from cell, UK

Alex Hyde / Frog embryo {Rana temporaria} within spawn, undergoing cleavage.

Stephen Dalton / Sac spider (Clubiona sp) making its cell (sac), UK, Clubionidae

Norbert Wu / Red Algae (Fauchea laciniata) reflecting light off of gland cells, Alaska

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) on brood cell of queen, with queen inside the cell, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) worker sticking it's head into a empty cell of a honeycomb, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) honeycomb with drone males hatching, while others have hatched or are still in brood cells, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) pair of drone males hatching out of brood cells, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) drone male hatching out of it's brood cell, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) honeycomb with drone males hatching, while others have hatched or are still in brood cells, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

Heidi & Hans-Juergen Koch / Honey Bee (Apis mellifera) drone looking out of it's brood cell, Bee Station at the Bavarian Julius-Maximilians-University of Wurzburg, Germany

John B Free / Worker bee emerging from cell in Bumblebee colony {Bombus sp} UK

John B Free / Honey bee female larva (Apis mellifera) being removed from cell in hive for growing on as Queen bee, UK

Dietmar Nill / Red tailed bumblebee (Bombus lapidarius) tending to a cell in its nest, Germany

John B Free / Queen Honey Bee (Apis mellifera) emerging from cell. UK

PREMAPHOTOS / Mud-dauber wasp (Sceliphron fistularium) adding a cell to her nest in Amazonian rainforest, Brazil

Kim Taylor / Leafcutter bee {Megachile sp} egg on bed of pollen and honey within a cell constructed of cut leaves, Surrey, England.

John B Free / Honey bees around Queen cell containing larvae (Apis mellifera) UK

Kim Taylor / Honey bee {Apis mellifera} new worker emerging from pupal cell

Kim Taylor / Honey bee {Apis mellifera} new worker emerging from pupal cell

Kim Taylor / Honey bee {Apis mellifera} new worker emerging from pupal cell

Kim Taylor / Honey Bee workers (Apis mellifera) on comb as new worker emerges from cell, UK

Kim Taylor / Leaf-cutting bee {Megachile sp) opened cell showing maturing larva and food store UK.

Kim Taylor / Leaf-cutting bee {Megachile sp) cell exposed to show egg. on nectar pollen mix UK.

Kim Taylor / Mason wasp {Symmorphus sp} carries mud ball to form cell in nest in dead wood, UK.

Kim Taylor / Leaf-cutting bee {Megachile sp) cutting section of leaf to make cell for egg, UK.

Kim Taylor / Smooth newt egg development, sequence 1/8, egg at single cell stage, UK. {Triturus vulgaris}

Kim Taylor / Great grey slug {Limax maximus} egg development. Sequence 2/11. UK. First division of cell

Kim Taylor / Great grey slug {Limax maximus} egg development. Sequence 1/11. UK. Germinal cell

Kim Taylor / Smooth newt egg development, sequence 2/8, egg at 2-cell stage, UK. {Triturus vulgaris}

Kim Taylor / Smooth newt egg development, sequence 3/8, egg at 4-cell stage, UK. {Triturus vulgaris}

Kim Taylor / Smooth newt egg development, sequence 4/8, egg at 8-cell stage, UK. {Triturus vulgaris}

Kim Taylor / Mason bee {Osmia rufa} nest in glass tube, one cell parasitised by fly larvae, UK. Captive.

Kim Taylor / Mason bee {Osmia rufa} female lays egg in honey / pollen mix in glass tube, UK.

Kim Taylor / Mason bee {Osmia rufa} female regurgitates honey into cell before laying egg, UK.

Kim Taylor / Tree wasp queen sleeping in partially constructed nest, egg in cell. UK.

Kim Taylor / Common Frog egg development - late multi-cell stage, Sequence 6/8 {Rana temporaria}

Kim Taylor / Common Frog egg development û single cell stage, Sequence 1/8 {Rana temporaria}

Kim Taylor / Common Frog egg development - early multi- cell stage, Sequence 5/8 {Rana temporaria}

Kim Taylor / Common Frog egg development - 8-cell stage, Sequence 4/8 {Rana temporaria}

Kim Taylor / Common Frog egg development - 4-cell stage, Sequence 3/8 {Rana temporaria}

Kim Taylor / Common Frog egg development - 2-cell stage, Sequence 2/8 {Rana temporaria}

PREMAPHOTOS / Female Mud dauber wasp building nest cell {Sceliphron fistularium} Brazil

PREMAPHOTOS / Female solitary bee caps nest cell with mud {Megachile sicula} Israel

PREMAPHOTOS / Female solitary bee builds mud nest cell {Megachile sicula} Israel

PREMAPHOTOS / Female solitary bee builds mud nest cell {Megachile sicula} Israel

PREMAPHOTOS / Female solitary bee scrapes pollen off legs into nest cell {Megachile sicula} Israel

PREMAPHOTOS / Mud dauber wasp putting spider into nest cell as food for its larva, Brazil {Sceliphron fistularium}

Norbert Wu / Atlantic Bluefin Tuna (Thunnus thynnus) harvest called mattanza with owner of the tuna fishery making a call to report the catch harvested, Sardinia, Italy

Premaphotos / Communal sphecid wasp (Trigonopsis sp) with a stung cricket in it jaws which is about to be placed in the mud nest-cell, in Amazonian rainforest, Brazil