John Shaw / Abandoned house in middle of a wheat field. Palouse farming area, south eastern Washington, USA, August.

Andy Sands / Wood White butterfly (Leptidea sinapis) on Germander Speedwell (Veronica chamaedrys), Surrey, England, UK, May - Focus Stacked

Andy Sands / Wood white butterfly (Leptidea sinapis) on Greater stitchwort (Stellaria holostea), Surrey, England, UK, May - Focus Stacked

Andy Sands / Wood White butterfly (Leptidea sinapis) on Early Forget-me-not (Myosotis ramosissima), Surrey, England, UK, May - Focus Stacked

Jussi Murtosaari / Wood White (Leptidea sinapis), male on plantain with dandelion in the background, Finland, June.

Lorraine Bennery / Oberthur's grizzled skipper (Pygrus armoricanus) and Wood white butterfly (Leptidea sinapis) puddling, Grands Causses Regional Natural Park, France, May.

Lorraine Bennery / Green-underside blue butterfly (Glaucopsyche alexis) and Wood white butterfly (Leptidea sinapis) puddling, Grands Causses Regional Natural Park, France, May.

Lorraine Bennery / Wood White butterfly (Leptidea sinapis), Essonne, France, June.

Lorraine Bennery / Wood White butterfly (Leptidea sinapis) backlit, Isere, France, April.

Kim Taylor / Wood white butterfly (Leptidea sinapis) Bulgaria, July.

Fabrice Cahez / Wood white butterfly (Leptidea sinapis) one landed on the wing of another, Vosges, France, May.

Constantinos Petrinos / European honey bee (Apis mellifera) on White mustard (Sinapis alba) flower, Syngrou Forest, Athens, Greece, Mediterranean, March.