An orphaned giraffe nuzzling a wildlife keeper at Sarara camp in Kenya, one of 70 pictures being sold by Prints for Nature (printsfornature.com) to raise money for work by the Conservation International charity. This giraffe was rehabilitated and returned to the wild, as a number of others have done before him. Right now, giraffe are undergoing what has been referred to as a silent extinction. Current estimates are that giraffe populations across Africa have dropped 40 percent in three decades, plummeting from approximately 155,000 in the late 1980s to under 100,000 today. (Photo by Ami Vitale/National Geographic)

Staff members clean the court during the Women's Preliminary Round - Pool B volleyball match between China and Argentina on day ten of the Tokyo 2020 Olympic Games at Ariake Arena on August 2, 2021 in Tokyo, Japan. (Photo by Carlos Garcia Rawlins/Reuters)

Sculpture by Danger Dave titled “Damien Hirst Looking for Sharks” is seen on September 13, 2021 in Currumbin, Australia. SWELL Sculpture Festival is an annual exhibition that features 65 large-scale sculptures installed along Currumbin Beach on the Gold Coast in Queensland. (Photo by Matt Roberts/Getty Images)

In the early morning of September 22, 2021, in the Baiyun Mountain Forest Park, Wuzhou City, Guangxi, the surrounding mountains are unobstructed, clouds and mists are lingering, and the gorgeous colorful glow is reflected by the sunrise. (Photo by Sipa Asia/Rex Features/Shutterstock)

American actress and model Megan Fox nearly busts out of red silk bra as she celebrates 35th birthday with boyfriend Machine Gun Kelly in Santa Monica, California on May 15, 2021. (Photo by Splash News and Pictures)

A man takes photos of a high tide seen in the Bay Of Bengal before Cyclone Yaas arrives in Digha, 205km South of Kolkata, Eastern India, 25 May 2021. (Photo by Piyal Adhikary/EPA/EFE)

Midfielder Lindsey Horan (9) of Team United States and midfielder Kosovare Asllani (9) of Team Sweden go up for a header during the first round of the Tokyo 2020 Olympic Games at Tokyo Stadium on Wednesday, July 21. 2021. Sweden defeated the United States of America 3-0. (Photo by Toni L. Sandys/The Washington Post)

A hummingbird feeds on the nectar from a Mimosa tree in Saugus, Massachusetts on July 30, 2020. (Photo by Joseph Prezioso/ZUMA Wire/Rex Features/Shutterstock)