The secretive indri (Indri indri) of Madagascar, the largest living lemur. It is also critically endangered and highly evolutionarily distinct with no close relatives, which makes its branch one of most precarious on the mammal evolutionary tree. In the likely event that the indri goes extinct, we will lose 19m years of unique evolutionary history from the mammal tree of life. (Photo by Pierre-Yves Babelon/Aarhus University)

An artists performs on the street during a Myfest festival marking the May Day in the Kreuzberg district in Berlin, Germany on May 1, 2018. (Photo by Fabrizio Bensch/Reuters)

Men dressed in protective suits stand around the coffin of Kenyan doctor Daniel Alushula who died of coronavirus disease (COVID-19), during his funeral in the village of Khumusalaba, in Kakamega county, Kenya on November 13, 2020. (Photo by Baz Ratner/Reuters)

Kim Kardashian heads out in Miami wearing a see-through nude color top on September 17, 2016. (Photo by Splash News and Pictures)

A woman walks past a stall at a market in Banjul, Gambia December 15, 2016. (Photo by Afolabi Sotunde/Reuters)

A boy plays with pelicans in Yoff, commune of Dakar, Senegal March 14, 2018. (Photo by Zohra Bensemra/Reuters)

Children enjoy and participate in a traditional street race of “carruchas”, the name for makeshift wooden cars in Caracas, Venezuela, Saturday, December 18, 2021. Children enjoyed the race marking 10 years of persevering this tradition. (Photo by Ariana Cubillos/AP Photo)

Sulphur miners haul sulphur up an arduous path out of Indonesia’s Ijen volcano. The average carry out of the volcano is 70 kilograms per load per miner. The all-time record carry was 120 kilograms in one load. Extraordinary numbers given most of the miners only weigh around 55 kilograms. Ijen volcano, Indonesia, 2012. (Photo by Hugh Brown/South West News Service)