Baby clouded leopards, born early in March 2015, are presented by zoo keepers at the Olmense Zoo in Olmen, Belgium, April 16, 2015. The clouded leopard is an endangered species with only some 10,000 specimen remaining on earth, said Robby Van der Velden, a biologist at the Olmense Zoo. (Photo by Yves Herman/Reuters)

Sudanese cattle keepers from Dinka tribe Makal Maker (R) and Achiek Butich pose with the guns for their protection at their cattle camp in Mingkaman, Lakes State, South Sudan, on March 2, 2018. (Photo by Stefanie Glinski/AFP Photo)

Panda keepers hold cubs while posing for photos ahead of the new year at the Chengdu Research Base of Giant Panda Breeding in Chengdu, China's southwestern Sichuan province on December 29, 2022. (Photo by AFP Photo/China Stringer Network)

The rabbit population of San Juan Island, brought in to feed lighthouse keepers, got so big that in the 1930s foxes were introduced to kill them. Although they are red foxes, their coats can be orange, silver, black or multi-coloured. Picture date: September 2023. (Photo by Jun Zuo/Solent News)

Two three-month-old female white Bengal tiger cubs play with a zoo keeper in their enclosure at the Buenos Aires' Zoo, in Argentina, on April 17, 2014. Captive white Bengal tiger Cloe, gave birth to three cubs – two females and one male – on January 14, 2014. (Photo by Juan Mabromata/AFP Photo)

Karis, an eleven week old lion cub, plays in fallen leaves brushed up by keepers in her enclosure at Blair Drummond Safari Park, near Stirling, Scotland, on November 20, 2013. (Photo by Andrew Milligan/PA Wire)

Meerkats at ZSL (Zoological Society of London) London Zoo received an early Christmas gift from their keepers of home-made crackers filled with meal worms and locusts on December 17, 2009 in London, England. (Photo by Oli Scarff/Getty Images)

Newborn orangutan Rieke is presented during a press conference at Berlin Zoo, in Berlin, Germany, February 6, 2015. The baby was born on January 12, 2015 weighing 2,290 grams and is bottle-fed by keepers. (Photo by Ralf Hirschberger/EPA)