Medical students play with coloured powder as they participate in Holi celebrations, the Hindu spring festival of colours, inside Moti Lal Nehru Medical College campus in Allahabad on March 16, 2022. (Photo by Sanjay Kanojia/AFP Photo)

Performers in costume wait to take part in the carnival on the main Parade day of the Notting Hill Carnival in west London on August 29, 2022. London's Notting Hill carnival celebrates Caribbean culture, at a carnival considered the largest street demonstration in Europe. (Photo by Susannah Ireland/AFP Photo)

A man dressed in Christmas garb smokes a hand-rolled cigarette, Thursday, December 24, 2020, in Times Square on Christmas Eve in New York. (Photo by Kathy Willens/AP Photo)

American soldiers leaping from an armoured personnel carrier during exercises in Korea, 17th March 1954. (Photo by Three Lions)

Two horses appear to burst into laughter before a sweet embrace. The horses both turn their head to look at the camera and flash their teeth, treating the lucky photographer to a rare shot. Moments later the pair show their affectionate side by coming together and “hugging”. Photographer Nir Amos, 34, said he was “amazed” to capture the horses “laughing” in a field near Skógar, in the south east of Iceland on July 31, 2018. (Photo by Nir Amos/Solent News & Photo Agency)

Dogs and humans dressed in all manner of costume participate in the 32nd Annual Tompkins Square Halloween Dog Parade inside Tompkins Square Park on October 22, 2022 in New York City. (Photo by Andrew Schwartz/Splash News and Pictures)

Stumpy the lemur has just turned 27 and is believed to be the oldest ring-tailed lemur in the world. He's still loving life, according to Zoo keepers. (Photo by Hemedia/Swns Group)

An octopus is filmed by the National Oceanic and Atmospheric Administration ship Okeanos Explorer and its robotic sub. (Photo by National Oceanic and Atmospheric Administration)