A ghost glass frog in the Chocó rainforest, Ecuador in November 2020. The marbled swirling “hypnotising” eyes are thought to be helpful in attracting a mate. (Photo by David Weiller/WENN)

A hungry cow smiles for the camera in Salzburg, Austria. One of a series of funny animal mugshots taken by Chanel Cartell and Stevo Dirnberger during their travels around the globe. (Photo by Chanel Cartell/Stevo Dirnberger/Rex Features/Shutterstock)

Bella Thorne out and about, Los Angeles, USA on June 14, 2017. (Photo by Broadimage/Rex Features/Shutterstock)

Deers walk past Indonesia's honour guard as they wait for the arrival of Saudi Arabia's King Salman bin Abdul Aziz at the presidential palace in Bogor on March 1, 2017. Cheering crowds welcomed King Salman on March 1 as he began the first visit by a Saudi monarch to Indonesia for almost 50 years, seeking stronger economic ties with the world's most populous Muslim-majority country. (Photo by Adek Berry/AFP Photo)

Photo taken on October 11, 2020 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. With the efforts of local authority and improvement of the environment in the past many years, the number of golden monkeys in Shennongjia area reached nearly 1,500 nowadays. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

Animal rights activists from People for the Ethical Treatment of Animals (PETA) stage a “die-in” to mark World Vegan Day in Piccadilly Circus in London, Monday, November 1, 2021. The demonstration sought to draw attention to the suffering and death of animals in the meat, egg and dairy industries. (Photo by David Cliff/AP Photo)

Inquisitive elephant seal pups venture towards a photographer on South Georgia, an uninhabited island near Antarctica early July 2022. The seals are not used to seeing humans and shuffled closer to Charlotte Rhodes rather than shying away. (Photo by Charlotte Rhodes/Media Drum Images)

Two young deer seem to look bashfully at the camera after a playfight in Bushy Park, London early February 2023. (Photo by Lesley Marshall/South West News Service)