Morley Read / Leaf cutter ants (Atta sp) carrying leaves and pieces of yellow flowers along a branch, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Morley Read / Leaf cutter ants (Atta sp) carrying leaves and pieces of yellow flowers along a branch, Amazon rainforest, Orellana Province, Ecuador. (non-ex)

Morley Read / Slow motion clip of a Leaf cutter ant (Atta) carrying a leaf along a branch, Orellana Province, Ecuador. (non-ex)

Morley Read / Slow motion clip of a Leaf cutter ant (Atta) carrying a leaf along a branch, Orellana Province, Ecuador. (non-ex)

Morley Read / Slow motion clip of Leafcutter ants (Atta) carrying pieces of leaves back to their nest, Amazon rainforest, Napo Province, Ecuador. (non-ex)

Stefan Christmann / Emperor penguin (Aptenodytes forsteri) chick aged six to eight weeks near adult's feet. Atka Bay, Antarctica. September.

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

Andy Sands / Amethyst Deceiver (Laccaria amethystina) two young toadstools growing up from mossy log, Buckinghamshire, England, UK, September

Bence Mate / Leaf cutter ants (Atta sp) carrying piece of leaf, Costa Rica.

Claudio Contreras / Firewheel (Gaillardia pulchella) flowers at twilight, Laredo Borderlands, Texas, USA. April

Alex Hyde / Fly (Mycophaga testacea) laying eggs on Porcelain fungus (Oudemansiella mucida) growing on dead Beech tree (Fagus sylvatica). Peak District National Park, Derbyshire, UK. October.

Alex Hyde / Porcelain fungus (Oudemansiella mucida) gills. Peak District National Park, Derbyshire, UK. October.