Arachnids category 3rd place: dancing spider by Raed Ammari. Male jumping spiders (in this case a Phidippus insignarius) perform a courtship dance in which they almost form a heart shape with their legs. This one was shot in Colorado. (Photo by Raed Ammari/Luminar Bug Photographer of the Year 2020)

Igor Armicach, a doctoral student at Hebrew University's Arachnid Collection, looks onto giant spider webs, spun by long-jawed spiders (Tetragnatha), covering sections of the vegetation along the Soreq creek bank, near Jerusalem, Israel on November 7, 2017. (Photo by Ronen Zvulun/Reuters)

Fans dressed in Spider-Man outfits gather at a promotional event for the forthcoming “Spider-Man: Homecoming” movie at the Art Science Museum in Singapore on June 7, 2017. The movie will be shown in cinemas around the world from July 5 onwards. (Photo by Toh Ting Wei/AFP Photo)

The pictures were taken by photographer Jorge Farfan and reveal the spiders’ bright colours. The 33-year-old captured the jumping, wolf, and lycosa spiders in a riverside field near his home in La Coruna, Spain. (Photo by Jorge Fardels/Solent News/SIPA Press)

American actress and singer Hailee Steinfeld attends the UK Gala Screening of “Spider-Man: Across the Spider-Verse” at Cineworld Leicester Square on June 01, 2023 in London, England. (Photo by David M. Benett/Alan Chapman/Dave Benett/WireImage)

Artist Elizabeth Thompson poses next to her Blu-tack Spider sculpture at London Zoo on October 25, 2007 in London, England. The sculpture, known as “Blu-ey”, is a model of a common house spider and is completely made out of blu-tack. It is on show at BUGS! at ZSL London Zoo. The sculpture is made from around four thousand packets of Blu-tack and weighs over 200kg. (Photo by Chris Jackson/Getty Images)

An unexpected side-effect of the flooding in parts of Pakistan has been that millions of spiders climbed up into the trees to escape the rising flood waters. Because of the scale of the flooding and the fact that the water has taken so long to recede, many trees have become cocooned in spiders’ webs.