A newly born Sitatunga calf seen at ZSL Whipsnade Zoo on November 24, 2016 in Whipsnade, England. The swamp-dwelling species, also known as a marshbuck, is Africa's only true amphibious antelope. It was snuggled up in the leaves and almost perfectly camouflaged as it mother tended it. (Photo by Tony Margiocchi/Barcroft Images)

An aerial view shows a Russian Troika, a sledge drawn by three horses, competing on the ice-covered Yenisei River during the annual Ice Derby amateur horse race near the Siberian settlement of Novosyolovo, south of Krasnoyarsk, Russia March 17, 2018. (Photo by Ilya Naymushin/Reuters)

Hundreds of gannets dive for mackerel off the coast of Shetland, Northern Isles of Scotland on July 2020, where they plunge into the water from heights of up to 100ft at speeds of 60mph. (Photo by David Keep/The Times)

Bo, a 55-day-old baby Echidna known as a puggle, rests in the hands of vet nurse Annabelle Sehlmeier at Taronga Zoo in Sydney November 1, 2012. The puggle was brought to the zoo after it being found by itself on a walking track north of Sydney and will be fed by hand until it is weaned at about six months of age. (Photo by Tim Wimborne/Reuters)

Pusha the cat, which adopted four bereaved baby squirrels and currently feeds and lives with them, lies at a local park of miniatures in Bakhchisaray, Crimea on April 25, 2019. (Photo by Alexey Pavlishak/Reuters)

Buyan, a male Siberian brown bear, cools down under a stream of water sprayed by an employee in an enclosure on a hot summer day, at the Royev Ruchey zoo in Krasnoyarsk, Russia on June 14, 2019. (Photo by Ilya Naymushin/Reuters)

In this photo taken on Thursday, August 22, 2019, and distributed by Roscosmos Space Agency Press Service, the Russian Progress 73 cargo ship blasts off from the launch pad at Russia's space facility in Baikonur, Kazakhstan. The new Russian rocket, that is expected to replace the current model sending manned missions into space, blasted off from Kazakhstan on Thursday, carrying a Soyuz capsule with a humanoid robot. (Photo by Roscosmos Space Agency Press Service via AP Photo)

Listed as endangered on the IUCN red list of threatened species, a humphead wrasse, or Napoleon fish, swims in an aquarium during an event in Tokyo's shopping district of Ginza on August 5, 2019. (Photo by Kazuhiro Nogi/AFP Photo)