Giant panda Meng Meng plays on a tree at a Siberian tiger-breeding base in Changchun, China on December 10, 2015. (Photo by Xu Chang/Xinhua Press/Corbis)

A woman looks at some of the 60 plane trees wrapped in a pink-and-white polka-dot design developed especially for Melbourne by Japanese contemporary artist Yayoi Kusama titled “Ascension of Polka Dots on the Trees”, in Melbourne on November 27, 2024. The National Gallery of Victoria’s (NGV) world-premiere blockbuster exhibition Yayoi Kusama will be on display from 15 December 2024 to 21 April 2025. (Photo by William West/AFP Photo)

Migle Politike (left) with son Aaron and friend Goda Zubkaityte on Wednesday, June 11, 2025 stop to look at the Singing Ringing Tree, a musical sculpture designed to look like a windswept tree, at Crown Point overlooking Burnley, Lancashire, UK. The wind-powered musical sculpture emits a low, tuneful song when the wind blows. (Photo by Martin Rickett/PA Wire)

A woman photographs a Norwegian spruce Christmas tree from Oslo after it was lit at Trafalgar Square in central London, December 4, 2014. (Photo by Toby Melville/Reuters)

These two young siblings appear to cling on to a tree for dear life and even hold hands as they learn the ropes of climbing, on June 25, 2013. (Photo by Tim Fitzharris/Minden/Solent)

Visitors look at penguins wearing Santa Claus (in red) and Christmas tree (in green) costumes during a promotional event for Christmas at an amusement park in Yongin, south of Seoul, December 18, 2013. (Photo by Kim Hong-Ji/Reuters)

The Northern Lights glow green in a spectacular light show above a field of trees frozen solid with snow. (Photo by Jaak Sarv/Solent News & Photo Agency)

A view of trees shrouded in fog on a late summer morning between Tureby and Slimminge on Zealand, Denmark, 10 September 2021. (Photo by Mads Claus Rasmussen/EPA/EFE)