A baboon clings to the leg of an internally displaced boy at a camp on the outskirts of the town of Qol Ujeed, on the border with Ethiopia, Somaliland April 17, 2016. Across the Horn of Africa, millions have been hit by the severe El Nino-related drought. In Somaliland and its neighbouring, also semi-autonomous, Puntland region, 1.7 million people are in need of aid, according to the United Nations. In Somaliland itself, the most affected areas include the northwest Awdal region bordering Ethiopia. (Photo by Siegfried Modola/Reuters)

A baby baboon appears to ride its mother like a horse at the Chobe River, in The Chobe National Park, Botswana, Southern Africa in January 2023. Young monkeys often ride on their parent's backs, like this Chacma baboon, for protection. (Photo by William Steel/Solent News & Photo Agency)

Traditional trumpeters perform during the durbar festival on the second day of Eid-al-Fitr celebrations in Nigeria's northern city of Kano, July 7, 2016. The Durbar festival begins with prayers, followed by a parade of the Emir and his entourage on horses, accompanied by music players, and ending at the Emir's palace. The Durbar festival had been in hausaland for more than 500 years. It was introduced by sarki muhammadu rumfa of kano in the late 14th century, as a way of demonstrating military power and skills before going to war. The festival is also an opportunity for local leaders to pay homage to emir throughout the jahi cheering. (Photo by Akintunde Akinleye/Reuters)

Shanghai Ballet dancers wearing masks practise in a dance studio in Shanghai, China, as the country is hit by an outbreak of the novel coronavirus, February 20, 2020. (Photo by Aly Song/Reuters)

Women walk next to soldiers in Surcubamba, Peru, Thursday, May 21, 2015. The Joint Command of the Peruvian Armed Forces organized a humanitarian mission to Surcubamba, where health care was provided to families from nearby villages in this region called VRAEM, the acronym for Valley of the Apurimac, Ene and Mantaro rivers, where sixty percent of Peru's cocaine originates. (Photo by Rodrigo Abd/AP Photo)

Two stallions confront each other at a horse fighting contest in Rongshui, China. More than 30 horses from surrounding regions took part in the traditional activity of the Lantern festival. (Photo by China Foto Press)

Some dozens of long-finned pilot whales lay dead on a remote beach in Iceland after they were discovered by tourists sightseeing in the Snaefellsnes Peninsula in western Iceland aboard a helicopter, Thursday July 18, 2019. The whales were concentrated in one spot on the beach, many partially covered by sand. (Photo by David Schwarzhans via AP Photo)

In this January 3, 2018 photo several female Gelada baboons, also known as bleeding-heart baboons, cuddle with their youngs in order to keep warm at the Wilhelma zoo in Stuttgart, Germany. (Photo by Sebastian Gollnow/DPA via AP Photo)