Brain-on-a-chip. Dazzling in green and magenta this image shows the nerve fibres (in green) produced by neural stem cells (in magenta) as they grow on a synthetic gel. Captured by a technique known as confocal microscopy, the image is part of research shedding light on how tinkering with the environment can affect the way in which nerve fibres grow. (Photo by Collin Edington and Iris Lee/Massachusetts Institute of Technology/Wellcome Images)

This is the moment a lamb appears to be doing kung fu as it plays with its friends in a field overlooking Kimmeridge Bay in Dorset on April 11, 2022. (Photo by Donna White/Bournemouth News)

A dog attends the Pet Gala fashion show at AKC Museum of The Dog, Monday, May 20, 2024, in New York. (Photo by Charles Sykes/Invision/AP Photo)

Police haul a youth to the paddy wagon as an undetermined number of arrest were made in downtown Atlanta, Georgia, February 25, 1971, as police moved in to disperse black youths after windows were broken and rocks and fruit thrown in what officers called “a major disturbance”. (Photo by Charles Kelly/AP Photo)

Dressed a Royal Canadian Mounted Police officer, Stephane Delage carries a Canadian flag while on stilts as he entertains the crowd during Canada Day festivities in Vancouver, B.C., on Monday, July 1, 2013. (Photo by Darryl Dyck/The Canadian Press)

Ivanka Trump, Advisor to the US President, attends the “Global Call To Protect Religious Freedom” conference during the 74th Session of the United Nations General Assembly at the United Nations Headquarters, September 23, 2019. President Trump skipped the Climate Action Summit as the United States withdrew from the 2016 Paris Climate Agreemnet. (Photo by Anthony Behar/Sipa USA)

A dog with a cherry blossom-shaped pin, is seen in the cherry blossom festival in Seoul, South Korea, Sunday, April 9, 2017. (Photo by Lee Jin-man/AP Photo)

People wait in line to pay their last respects to the late Fidel Castro in Havana, Cuba, Monday, November 28, 2016. Cuba's government has declared nine days of national mourning following Castro's death on Nov. 25. (Photo by Fernando Medina/AP Photo)