View of a group of ostriches, in the gardens of the Palacio do Alvorada, in Brasilia, Brazil, 02 June 2020. The ostrich is the largest and heaviest bird in the world. When the chicks hatch they are between 25 and 30 cm tall, weighing about 900 grams. (Photo by Joedson Alves/EPA/EFE/Rex Features/Shutterstock)

A cemetery worker dig new graves at the Xico cemetery on the outskirts of Mexico City, as the coronavirus disease (COVID-19) outbreak continues in Mexico, June 10, 2020. (Photo by Edgard Garrido/Reuters)

A shopper gets caught in a heavy downpour of rain on Oxford Street, London on June 27, 2020, as sunshine and showers are forecast for much of England and Wales on Saturday, with temperatures expected to hover around 22°C (71.6F). (Photo by Dominic Lipinski/PA Images via Getty Images)

This picture taken on June 20, 2020 shows longtail macaques chasing a woman on a scooter in the town of Lopburi, some 155km north of Bangkok. Residents barricaded indoors, rival gang fights and no-go zones for humans. Welcome to Lopburi, an ancient Thai city overrun by monkeys super-charged on junk food, whose population is growing out of control. (Photo by Mladen Antonov/AFP Photo)

N.C. Dezendorf, wife of the general manager of the Electro-Motive division of General Motors, christens the new lightweight “Aerotrain” at the company's locomotive works in La Grange, Ill. on August 22, 1955. (Photo by Edward Kitch/AP Photo)

New Orleans police officers try to keep their heads down as they move in on a Black Panther headquarters during an exchange of gunfire in New Orleans on September 15, 1970. The shootout occurred as police moved in to make arrests on Tuesday morning following a series of incidents. (Photo by Jack Thornell/AP Photo)

A female sniper of the Syrian Democratic Forces (SDF) monitors the area during a celebration at the iconic Al- Naim square in Raqa on October 19, 2017, after retaking the city from Islamic State (IS) group fighters. The SDF fighters flushed jihadist holdouts from Raqa' s main hospital and municipal stadium, wrapping up a more than four- month offensive against what used to be the inner sanctum of IS' s self- proclaimed “caliphate”. (Photo by Bulent Kilic/AFP Photo)

Leslie Cliff and his wife Violet, English figure skating pair. Olympic games of Garmisch-Partenkirchen (Germany), 1936. (Photo by Roger Viollet Collection/Getty Images)