A wolf looks into the camera at the 30 km (19 miles) exclusion zone around the Chernobyl nuclear reactor in the abandoned village of Orevichi, Belarus, March 2, 2016. What happens to the environment when humans disappear? Thirty years after the Chernobyl nuclear disaster, booming populations of wolf, elk and other wildlife in the vast contaminated zone in Belarus and Ukraine provide a clue. (Photo by Vasily Fedosenko/Reuters)

An orangutan named “Pacquiao” dressed in a Santa Claus costume reacts as he joins an “Animal Christmas Party” at the Malabon zoo in suburban Malabon, north of Manila, Philippines Monday, December 21, 2015. The Malabon Zoo is one of the largest private collections of exotic and endemic animals in the Philippines. (Photo by Aaron Favila/AP Photo)

Players, Sophie Powell, Cara Gainer and Gabriella Cowley and their caddies look on as a fire nears the 10th hole during day three of The Rose Ladies Series on The West Course in the first ever ladies professional event at Wentworth Golf Club on August 07, 2020 in Virginia Water, England. (Photo by Naomi Baker/Getty Images)

A Palestinian worker carries stalks at a sugar cane farm in the southern Gaza Strip city of Khan Yunis, on October 19, 2020. (Photo by Said Khatib/AFP Photo)

A demonstrator holds up hands in front of police during a protest the day after Election Day in Portland, Oregon, U.S., November 4, 2020. (Photo by Goran Tomasevic/Reuters)

People rollerblade along the beach a day before renewed restrictions due to a surge of coronavirus disease (COVID-19) cases in Los Angeles, California, U.S. November 29, 2020. (Photo by Brandon Bell/Reuters)

Afghan vendors sort out oranges for sale at a wholesale market in the Bati kot district in Nangarhar province, Afghanistan, 04 December 2020. The orange fruit floods markets across Afghanistan due to bumper crop in the winter season. Oranges are rich in vitamin C, which may reduce severity of the common cold. (Photo by Ghulamullah Habibi/EPA/EFE)

A Palestinian man carries a lion cub as he shows it to children in Rafah refugee camp in the southern Gaza Strip on December 4, 2019. (Photo by Ibraheem Abu Mustafa/Reuters)