For her book “Perfect Imperfection”, the Australian pet photographer Alex Cearns set out to capture the personalities of animals who adapt to their damaged or different bodies without complaint. Part of the proceeds from sales of Perfect Imperfection go to the Australian Animal Cancer Foundation. Here: “Bali Pip”. Bali street dog. Had the skin condition mange. (Photo by Alex Cearns/The Guardian)

To mark World Water Day, on March 22nd Solidarités International and its agency BDDP Unlimited will roll out a campaign to build awareness of the scourge of undrinkable water.

A participant performs during the Perfect Pole 2016 pole dance championship in the southern city of Stavropol, Russia, October 22, 2016. (Photo by Eduard Korniyenko/Reuters)

Children react as they celebrate Guy Fawkes day in Soweto, South Africa, on November 5, 2014. (Photo by Siphiwe Sibeko/Reuters)

A competitor poses before the Tough Guy Challenge endurance race on January 27, 2013 in Telford, England. Every year thousands of people run the 8 mile assault course which involves freezing temperatures, fire and ice. (Photo by Michael Regan)

A competitor in fancy dress emerges from muddy water during the Tough Guy Challenge endurance race on January 29, 2012 in Telford, England. Every year thousands of people run the 8 mile assault course which involves freezing temperatures, fire and ice. (Photo by Michael Regan/Getty Images)

A competitor gestures as he crawls beneath barbed wire during the Tough Guy event in Perton, central England February 1, 2015. The annual event to raise cash for charity challenges thousands of international competitors in a cross country run followed by an assault course consisting of obstacles including water, fire and tunnels. (Photo by Phil Noble/Reuters)