People follow king penguins exploring their outdoor pen, during a so-called “penguin parade”, when the animals walk outside their enclosure and the visitors can walk behind them, at Zurich's Zoo in Zurich, Switzerland January 28, 2017. (Photo by Arnd Wiegmann/Reuters)

PETA (People for the Ethical Treatment of Animals) activists wear crocodile masks during a demonstration against the use of crocodile skins ahead of Milan's Fashion Week, in Milan's Duomo Square, Italy, Tuesday, February 21, 2017. Milan Fashion Week opens Wednesday. (Photo by Antonio Calanni/AP Photo)

Take me away, deer, Russia. The Nenet people of Arctic Russia use reindeer and sledges as a prime mode of transport. The animals’ navigational ability means that in severe conditions they are sometimes the only hope of survival. (Photo by Kamil Nureev/Smithsonian Photo Contest)

A 71-day-old male Kalimantan orangutan, a critically endangered species, born in the zoo but neglected by its 9-year-old mother Shakila, is held by an animal care taker at Bandung Zoological Gardens in Bandung, West Java on February 21, 2025. (Photo by Timur Matahari/AFP Photo)

Fishmongers cut and clean fish at the Soumbedioune fish market in Dakar, Senegal, May 31, 2022. In Senegal, fish and seafood represent more than 40% of the animal protein intake in the diet. According to a U.S. report, one in six people work in the fisheries sector. (Photo by Grace Ekpu/AP Photo)

The Hindus of Nusa Penida, Bali, Indonesia, carry out their annual Ngaben cremation on April 4, 2022, when they place the bones of those who have died over the past year on to floating animal forms in a ceremony that is said to release the souls of the deceased. (Photo by Gede Sudika/Solent News/Rex Features/Shutterstock)

Children walk behind their Morrocoye, a terrestrial tortoise native to South America, before a tortoise race held to celebrate the upcoming feast day of Saint Francis of Assisi, the patron saint of animals, in the town of San Francisco de Asis, Venezuela, on October 3, 2025. (Photo by /Juan Carlos Hernandez/Reuters)

An Aardvark is weighed by keeper Harry Maskell during a photo-call at ZSL Whipsnade Zoo on August 23, 2022 in Dunstable, England. As part of their regular check-ups, 10,000 animals are having their vital statistics recorded as a way of keeping track of their health and well-being at the UK's largest Zoo. (Photo by Leon Neal/Getty Images)