Nigel Cattlin / Harlequin ladybird (Harmonia axyridis) larvae still with a raft of empty egg cases, June Berkshire, England, UK.

Stephen Dalton / Harlequin ladybird (Harmonia axiridis) on end of leaf, invasive species. Sussex, England, UK. March.

Stephen Dalton / Harlequin ladybird (Harmonia axyridis) in flight, invasive species, England, UK. March.

Bence Mate / Leaf cutter ants (Atta cephalotes) carrying sections of leaves, to be used for cultivating nutritious fungi, Santa Rita, Costa Rica

Alex Hyde / Various pollen grains from several species of UK plant. False coloured scanning electron micrograph. Digital composite.

Edwin Giesbers / Rainbow lorikeet (Trichoglossus haematodus) portrait, captive

Chris Shields / Illustration of British native ladybirds. From top left to right: Sixteen or 16-spot ladybird (Tytthaspis 16-punctata); Thirteen or 13-spot ladybird (Hippodamia 13-punctata); Bryony ladybird (Epilach...

Adrian Davies / Colourful Honey bee (Apis mellifera) hives in fields, Crete, Greece. July 2010

David Woodfall / Pile of scrap cars prior to being recycled. England, UK July 2009

David Woodfall / Pile of scrap cars prior to being recycled. England, UK July 2009

Paul Hobson / Wild flower meadow in city centre, Sheffield, Yorkshire, UK, August 2009

Peter Cairns / naturepl.com / Close up of leg rings on Eurasian Crane (Grus grus), Hornborga, Sweden, April