A Sri Lankan traditional dancer performs during a Gini Madu Shanthikarmaya, a traditional Sinhalese ritual in Batuwatta, Sri Lanka, on August 14, 2022. The Gini Madu Shanthikarmaya, is a ritual tradition that invokes the blessings of the goddess Pattini and lasts up to 12 hours. (Photo by Sanka Vidanagama/NurPhoto via Getty Images)
Waura Indians wrestle during this year's “quarup”, a ritual held over several days to honour in death a person of great importance to them, in Xingu National Park, Mato Grosso State, Brazil August 25, 2013. (Photo by Ueslei Marcelino/Reuters)
Bonobo apes, primates unique to Congo and humankind's closest relative, groom one another at a sanctuary just outside the capital Kinshasa, Congo on October 31, 2006. (Photo by Finbarr O'Reilly/Reuters)
Partially demolished houses stand in the Vila Autodromo slum with the Rio 2016 Olympic Park in the background in Rio de Janeiro, Brazil, February 25, 2016. (Photo by Ricardo Moraes/Reuters)