A mouse rides on the back of a frog in floodwaters in the northern Indian city Lucknow June 30, 2006. (Photo by Pawan Kumar/Reuters)

Britain's Princess Elizabeth clasps her hands in sympathy as Sergeant Jean Bayliss faints at her feet during an inspection of the guard of honour of the Women's Royal Army Corps at Shrewsbury Castle, Shropshire, on July 6, 1949. (Photo by AP Photo)

Sumo wrestler Kaiho eats a “chanko” meal in Nagoya, Japan on July 18, 2017. After ending practice at 10:30 a.m., the wrestlers mingle with fans, sign autographs and pose for photos before the first of their two daily meals. (Photo by Issei Kato/Reuters)

A Beijing Opera performer dances for a show by designer Hao Weimin at China Fashion Week, China, October 28, 2019. (Photo by Jason Lee/Reuters)

People and Nature category winner: Why did the sloth cross the road? by Andrew Whitworth (Osa Conservation and University of Glasgow), taken in Osa Peninsula, Costa Rica. “I was driving out from the Osa Peninsula, located on the southern Pacific coast of Costa Rica on a dark, stormy day. This female three-toed sloth (Bradypus variegatus) had luckily just about made it across the road, and the drivers of the Toyota on this occasion had spotted her in good time”. (Photo by Andrew Whitworth/2019 British Ecological Society Photography Competition)

Argentinian dancer Maria Belen Ciaschi, stranded in Lebanon due to COVID-19 coronavirus pandemic, dances flamenco to the music played by Uruguayan singer Walter Javier Maulelo while both wearing a mask on a seafront boardwalk in the northern coastal city of Batroun, on April 15, 2020. (Photo by Ibrahim Chalhoub/AFP Photo)

A peacock leaps into the air as it battles a rival over territory on a foggy morning. The brightly coloured bird jumped almost six feet into the air before crashing down on its opponent. The fight was captured by amateur photographer Nilesh Patel, in Dudhwa National Park, India. (Photo by Nilesh Patel/Solent News & Photo Agency/Solent News)

Migrant workers hang on to a door of a moving bus as they return to their villages after Delhi government ordered a six-day lockdown to limit the spread of the coronavirus disease (COVID-19), in Ghaziabad on the outskirts of New Delhi, India, April 20, 2021. (Photo by Adnan Abidi/Reuters)