White lioness Azira lies in the cage with her three white cubs, on February 4, 2014. Zoo owner Andrzej Pabich says white lions often have defects that prevent giving birth, or the mother rejects her cubs, but Azira has been patiently feeding and caring for her little ones. (Photo by Czarek Sokolowski/Associated Press)

Virgin Galactic's new spaceship N202VG (bottom L) is seen behind the WhiteKnightTwo carrier aircraft mothership (front), which landed safely after splitting from SpaceShipTwo, in a hangar at Mojave Air and Space Port in Mojave, California, November 4, 2014. (Photo by Lucy Nicholson/Reuters)

Lazar and his sister Andjelka sit by a candle in their home in the eastern Serbian town of Majdanpek, December 4, 2014. Electricity workers in Serbia struggled through snow, ice and treacherous terrain on Thursday to restore electricity to an eastern town left shivering without power, heating or running water for a fourth day. (Photo by Marko Djurica/Reuters)

A traditional large puppet figure known as “Ondel-ondel”, wearing a face mask, performs on a sidewalk of the main road, as the outbreak of the coronavirus disease (COVID-19) continues in Jakarta, Indonesia, January 4, 2021. (Photo by Willy Kurniawan/Reuters)

This photo taken on November 4, 2019 shows people taking part in a fish catching competition in a paddy field in Leishan county in China's southwestern Guizhou province, to celebrate the new year festival Miao people. (Photo by AFP Photo/China Stringer Network)

A police officer raises a baton at a man who, according to police, had broken the social distancing rule, outside a wine shop during an extended nationwide lockdown to slow the spread of the coronavirus disease (COVID-19), in New Delhi, India, May 4, 2020. (Photo by Adnan Abidi/Reuters)

A man wearing a Transformers costume appeals to the citizens to stay at a home amid coronavirus disease (COVID-19) outbreak, in Bandung, West Java Province, Indonesia, May 4, 2020. (Photo by Raisan Al Farisi/Antara Foto via Reuters)

4-year-old Tasmina adjusts her protective face mask as she waits with her family for a train at a railway station, as the outbreak of the coronavirus disease (COVID-19) continues, in Karachi, Pakistan on June 9, 2020. (Photo by Akhtar Soomro/Reuters)