Bence Mate / Leaf cutter ant (Atta sp) female worker carrying leaf to nest, with a smaller 'minor' ant riding. The minor's job is to protect her sister from parasitic flies. Costa Rica, December. Highly Commended,...

Morley Read / Brood chambers inside a Termite (Isoptera) nest with workers tending eggs, Napo Province in the Ecuadorian Amazon. Slow motion. (non-ex)

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.

Brian Bevan / Close-up of a group of Wood ants (Formica rufa) carrying a dead insect back to their nest, Bedfordshire, England, UK, August.

Brian Bevan / Close-up of a group of Wood ants (Formica rufa) carrying a dead Common wasp (Vespula vulgaris) back to their nest, Bedfordshire, England, UK, August.

Konrad Wothe / Leafcutter ants (Atta cephalotes) carrying leaves along a trail, Panguana Reserve, Huanuco Province, Peru.

Konrad Wothe / Leafcutter ants (Atta cephalotes) carrying leaves along a trail up a tree trunk, Panguana Reserve, Huanuco Province, Peru.