John Shaw / Hybrid Poplar tree plantation in autumn (Populs sp.). Boardman Tree Farm, near Irrigon, Oregon, USA. October.

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

Cyril Ruoso / Chacma Baboon (Papio ursinus) stealing rhubarb from shopper, Cape Town, South Africa. Sequence 2 of 6

Nick Upton / 2020VISION / Queen Hornet (Vespa crabro) feeding on Knotweed flower (Persicaria bistorta "superba") in garden, Wiltshire, England, UK, May . Property released.

Guy Edwardes / 2020VISION / Amphibious bistort (Polygonum amphibium) in flower on lake, Westhay SWT reserve, Somerset Levels, Somerset, England, UK, June 2011. Photographer quote: 'This was the best display of amphibious bistort...

Guy Edwardes / 2020VISION / Amphibious bistort (Polygonum amphibium) in flower on lake, Westhay SWT reserve, Somerset Levels, Somerset, England, UK

Alan Williams / Male Bullfinch (Pyrrhula pyrrhula) feeding on Dock (Rumex) seeds, Yorkshire, UK, January

Bernard Castelein / Cabbage white (Pieris brassicae) covered in dew droplets, on Knotweed (Polygonaceae) flower. Peerdsbos, Brasschaat, Belgium. September.

Nigel Cattlin / Common knotgrass (Polygonum aviculare) growing as arable weed. England, UK. August.

Nigel Cattlin / Redshank (Persicaria maculosa) growing as arable weed. England, UK. September.

Nigel Cattlin / Redshank (Persicaria maculosa) growing as arable weed. England, UK. September.

Nigel Cattlin / Redshank (Persicaria maculosa), an annual arable weed. Berkshire, England, UK. August.