A wildlife caregiver holds an orphaned wombat at the Native Wildlife Rescue center on January 29, 2020 in Robertson, Australia. The center has taken in many burned kangaroos and wallabies injured in recent bushfires. Wombat orphans are often rescued from the pouch of their mothers struck by vehicles. (Photo by John Moore/Getty Images)

A woman wearing masks, stretches her arms in Hong Kong, Wednesday, February 19, 2020. Russia says it will temporarily ban Chinese nationals from entering the country amid the outbreak of the new virus centered in China that has infected more than 73,000 people. (Photo by Kin Cheung/AP Photo)

U.S. President Donald Trump holds news conference on the coronavirus outbreak at the White House in Washington, U.S., February 26, 2020. (Photo by Carlos Barria/Reuters)

Women practice “katte samu”, a rural traditional self-defence martial art during a workshop organised by the The Department of Language, Art and Culture of Telangana state for the upcoming International Women Day in Hyderabad, on March 6, 2020. (Photo by Noah Seelam/AFP Photo)

A house along Hoover Beach is covered by ice from high winds and from the waves from Lake Erie, Saturday, February 29, 2020, in Hamburg N.Y. Blowing snow has fallen around the state since Thursday, though the heaviest snowfall was concentrated in largely rural areas east of Lake Erie and Lake Ontario. (Photo by Jeffrey T. Barnes/AP Photo)

A masked tourist poses for a souvenir photo next to a graffiti titled “Mobile World Virus” depicting “La Gioconda”, aka Mona Lisa, with a mobile phone and a medical mask, by urban artist TVBoy, close to the Sant Jaume square in Barcelona, Spain, 09 March 2020. Barcelona's Deputy Mayor and two town councillors are in quarantine after they were in contact with a City Hall's worker who was tested positive for the COVID-19 coronavirus. (Photo by Quique Garcia/EPA/EFE)

A robot, developed by start-up firm Asimov Robotics, holds a tray with face masks and sanitizer after the two robots were launched to spread awareness about the coronavirus, in Kochi, India, March 17, 2020. (Photo by Sivaram V/Reuters)

Medical staff react outside Queen Elizabeth Hospital during the Clap for our Carers campaign in support of the NHS, as the spread of the coronavirus disease (COVID-19) continues, in Birmingham, Britain, April 23, 2020. (Photo by Carl Recine/Reuters)