A boy holds a rifle as he sits at the site of a rally held by followers of the Shi'ite Houthi movement to commemorate the Ashura, the holiest day on the Shi'ite Muslim calendar, in Sanaa, Yemen on August 30, 2020. (Photo by Khaled Abdullah/Reuters)

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)

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)

Sarayna Biswas, 6, wearing a face mask and dressed as Kumari wearing gold, takes part in a ritual during the Durga Puja festival celebrations at a pandal, or a temporary platform, amidst the outbreak of the coronavirus disease (COVID-19), in Kolkata, India, October 24, 2020. (Photo by Rupak De Chowdhuri/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)

A woman sells props outside a church on as members of India's Christian community celebrate Christmas eve in Mumbai, India, December 24, 2020. (Photo by Francis Mascarenhas/Reuters)

A server carries mugs during a barrel tapping at a beer garden near Theresienwiese where Oktoberfest would have started today as COVID-19 continues in Munich, Germany, September 19, 2020. (Photo by Andreas Gebert/Reuters)

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)