Pistachio, a puppy who was born with green fur, is seen on the day he was born on a farm on the island of Sardinia, in Pattada, Italy, October 9, 2020. (Photo by Cristian Mallocci/Handout via Reuters)

Tercio Galdino, 66, and his wife Aliceia, 65, wear their protective “space suits” as they walk on the sidewalk of Copacabana Beach amid the coronavirus outbreak in Rio de Janeiro, Brazil, July 11, 2020. (Photo by Ricardo Moraes/Reuters)

Overall winner: The Art of Flight by Alwin Hardenbol (University of Eastern Finland). A panning shot of a Dalmatian pelican in flight. The picture was taken on Lake Kerkini in Greece. (Photo by Alwin Hardenbol/2020 British Ecological Society Photography Competition)

Fallen leaves cover the undergrowth as a commuter on a bicycle makes her way through the Tiergarten park in central Berlin on December 7, 2020. (Photo by Odd Andersen/AFP Photo)

A pair of Easter bunnies socialise in the sunshine on April 4, 2021 in Brighton, United Kingdom. Earlier this week, the UK government eased rules on socialising, permitting groups of six people (or more if limited to two households) to meet outdoors. The latest lockdown measures were imposed at the end of last year to curb a surge in Covid-19 cases. (Photo by David McHugh/Brighton Pictures)

Girls practice sit-ups during gymnastics lessons at the Shanghai Yangpu Youth Amateur Athletic School in Shanghai, China, on May 4, 2016. China's sports system has been enormously successful since the country returned to the Olympic fold in 1980, culminating with the host nation topping the medals' table at the 2008 Beijing Olympics. And yet, with the Rio de Janeiro Games less than three months away, the system is beginning to break down due to the shifting demographics of a more prosperous nation. (Photo by Aly Song/Reuters)

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)

Sara Moni, dressed as the World of Warcraft's Sinestra, poses for photographers on day three of the Comic-Con International held at the San Diego Convention Center Saturday July 23, 2016 in San Diego. (Photo by Denis Poroy/Invision/AP Photo)