Two hippopotamus are fed with pumpkins at the Hanoi Zoo, in Hanoi, Vietnam, 25 October 2018. The zoo has been the home for more than 800 animals of over 90 different species, including three hippopotamus, since it was built in 1976. (Photo by Luong Thai Linh/EPA/EFE)

A Sphynx cat stares sitting on its owner's lap during an international feline beauty competition in Bucharest, Romania, Saturday, April 14, 2018. More than 250 cats take part in the two-day competition in the Romanian capital. (Photo by Vadim Ghirda/AP Photo)

A baby otter has its first health checkup at Chester zoo, England on May 2, 2018. It was among five pups being weighed and microchipped. (Photo by Peter Byrne/PA Wire)

A dog sits in a plastic basin filled with water in Taipei, Taiwan, 05 May 2018. Betel nut seller Mr Luo, the dog's owner, said he puts his dog Ah Dai (Stupid Guy) in the water-filled basin whenever the weather get hot. Luo has a dozen pairs of glasses for Ah Dai, so the dog wears different glasses every day and many tourists take photos of Ah Dai. (Photo by David Chang/EPA/EFE)

A gaggle of goslings huddle together under the protective wing of a parent along the bank of the Deschutes River as a heavy downpour passes through Bend, Oregon, late Wednesday, April, 20, 2106 afternoon. (Photo by Ryan Brennecke/The Bulletin via AP Photo)

A boy takes his basset hound for a walk with a difference in Noosa, Australia on Saturday, March 9, 2024, during the annual Surf Dog Championships. (Photo by Roberta Holden/Solent News)

A tourist visits an ocean park during the International Day for Biological Diversity on May 22, 2024 in Handan, Hebei Province of China. May 22 marks the 24th International Day for Biological Diversity. (Photo by Hao Qunying/VCG via Getty Images)

Barny, the Harveys Brewery dog has a sniff of a pint of beer at the Great British Beer Festival, at Olympia in London, Tuesday, August 11, 2015. The five day event is organised by the Campaign for Real Ale (CAMRA), with over 900 real ales, ciders, perries and international beers on offer. (Photo by Kirsty Wigglesworth/AP Photo)