People dressed as ancient Roman reflect on a helmet during a parade to mark the anniversary of the foundation of Rome in 753 BC, on April 23, 2017 in Rome, Italy. (Photo by Alberto Pizzoli/AFP Photo)

Laborers lay down upon a field to cut off the tulips that remained uncut by the tractor in Den Helder, Netherlands April 22, 2017. (Photo by Cris Toala Olivares/Reuters)

The group of elephants was tracked though nearby jungle by wildlife officers in Chachoengsao, Thailand on April, 2020. More than 50 wild elephants crossed the highway. (Photo by Pratya Chutipat Sakul/Viral Press)

Peahens seen at Motilal Nehru Marg during lockdown to curb the spread of coronavirus, on April 19, 2020 in New Delhi, India. (Photo by Arvind Yadav/Hindustan Times via Getty Images)

A mahout washes an elephant in the river in Pinnawala, some 95 kms from the capital Colombo on April 15, 2020. (Photo by Ishara S. Kodikara/AFP Photo)

A girl wears a mask to help protect herself from the new coronavirus jogs as the sun sets over the Mediterranean Sea coastline, in Beirut, Lebanon, Tuesday, April 14, 2020. (Photo by Hassan Ammar/AP Photo)

Racegoers attend day one of The Randox Health Grand National Festival at Aintree Racecourse on April 12, 2018 in Liverpool, England. (Photo by News Group Newspapers Ltd)

Brazilian singer Anitta performs during the show of the Agua de Coco collection at Sao Paulo Fashion Week in Sao Paulo, Brazil, Saturday, April 21, 2018. (Photo by Andre Penner/AP Photo)