Nigel Cattlin / Scarlet pimpernel (Anagallis arvensis). England, UK. September.

Nigel Cattlin / Scarlet pimpernel (Anagallis arvensis) growing as arable weed. England, UK. September.

Tony Heald / Inhabitants of landfill site gathering around at arrival of new skips. Guwahati, Assam, India. 2009.

Tony Heald / Woman picking through rubbish on landfill site. Guwahati, Assam, India. 2009.

Tony Heald / Three boys standing amongst rubbish, residents of landfill site. Guwahati, Assam, India. 2009.

Tony Heald / Woman sorting through rubbish on landfill site, many other people in background. Guwahati, Assam, India. 2009.

Tony Heald / People picking through rubbish from newly arrived skips, on landfill site. Guwahati, Assam, India. 2009.

Tony Heald / People picking through rubbish from newly arrived skips on landfill site. Guwahati, Assam, India. 2009.

Tony Heald / Women and children picking through rubbish on landfill site, residents of the site. Guwahati, Assam, India. 2009.

Tony Heald / People picking through rubbish on landfill site, residents of the site. Guwahati, Assam, India. 2009.

David Perpinan / Cachectic or emaciated captive Bearded dragon (Pogona vitticeps) confiscated by police due to poor care'United Kingdom. Small repro only

Ashley Cooper / People displaced by flooding carrying food aid, Chiteskesa refugee camp, near Mulanje, Malawi, March 2015.