A leopard attacks a forest guard at Prakash Nagar village near Salugara on the outskirts of Siliguri on July 19, 2011. Six people were mauled by the leopard after the feline strayed into the village area before it was caught by forestry department officials. Forest officials made several attempt to tranquilised the full grown leopard that was wandering through a part of the densely populated city when curious crowds startled the animal, a wildlife official said. (Photo by Diptendu Dutta/AFP Photo)

Giant panda Ying Ying rests on a rock in its enclosure while a visitor takes a selfie at Ocean Park in Hong Kong, China, 24 September 2020. An An turned 35 in August. Giant pandas in the wild can live up to 20 years on average, while lifespans of those under human care can reach over 30 years. (Photo by Jerome Favre/EPA/EFE)

People train parrots during a parrot-training show held by Kuwaiti bird lovers in Jahra Governorate, Kuwait, December 7, 2020. (Photo by Xinhua News Agency/Rex Features/Shutterstock)

A dog wearing ski goggles rides on the back of a man as they both stand in Times Square in New York, USA on January 25, 2021. (Photo by John Angelillo/UPI/Rex Features/Shutterstock)

A parakeets lands on a woman's head at St James' Park in London, United Kingdom on February 9, 2021. London has been experiencing snow as the Storm Darcy hits the city. (Photo by Brett Cove/SOPA Images/Sipa USA)

An elephant cools off at a zoo in Karachi, Pakistan, 31 March 2021. Caretakers at Karachi's zoo were working to keep animals cool during a​ heatwave affecting southern Pakistan. (Photo by Shahzaib Akber/EPA/EFE)

People view pelicans napping on a footpath in St James’s Park in London, United Kingdom on a mild day October 18, 2021. (Photo by Stephen Chung/Alamy Live News)

Tens of millions of red crabs make their way across Christmas Island, Australia on November 13, 2021 during their annual migration from the forest to the ocean, swamping roads and bridges. (Photo by Parks Australia/Animal News Agency)