Dog groomers participate in a contest at the “Interpets” international pet fair in Tokyo, Japan, 01 April 2021. (Photo by Franck Robichon/EPA/EFE)

A man walks at the empty Karon beach on Phuket Island, Thailand on April 1, 2021. Picture taken with a drone. (Photo by Jorge Silva/Reuters)

A woman walks past a mural painting on a street in Tokyo, Japan on Wednesday, April 25, 2018. (Photo by Koji Sasahara/AP Photo)

Bella Thorne is seen at Coachella on April 14, 2019 in Indio, California. (Photo by Hollywood To You/Star Max/GC Images)

A mahout splashes water on his elephant on a hot summer day in Ahmedabad, India on April 8, 2019. (Photo by Amit Dave/Reuters)

A man helps a woman through a flooded neighbourhood in the aftermath of Cyclone Kenneth, in Pemba, Mozambique, April 28, 2019. (Photo by Mike Hutchings/Reuters)

Some bats in the forested area of Guapiles, Costa Rica, 21 April 2020. (Photo by Jeffrey Arguedas/EPA/EFE)

Boys in ceremonial uniform at the civil wedding ceremony of American actress Grace Kelly and Rainier III, Prince of Monaco at the Prince's Palace of Monaco, 18th April 1956. Original publication: Picture Post - 8336 - The Hour Of Marriage - pub. 28th April 1956.