A model presents a creation by Indian designer Amit Aggarwal during the grand finale of the Lakme Fashion Week (LFW) Summer/Resort 2020 in​ Mumbai, India, 16 February 2020. (Photo by Divyakant Solanki/EPA/EFE)

A man cools off under a pipe of flowing water on a hot summer day in New Delhi, India, May 11, 2022. (Photo by Anushree Fadnavis/Reuters)

An affected boy walks along a muddy street after heavy rain in Nowshera district of Khyber Pakhtunkhwa, Pakistan, Friday, September 2, 2022. Planes carrying fresh supplies are surging across a humanitarian air bridge to flood-ravaged Pakistan as the death toll surged past 1,200, officials said Friday, with families and children at special risk of disease and homelessness. (Photo by Mohammad Sajjad/AP Photo)

Valery Bystritskii, 10, gets a fellow student into a lock at Bunny's Gym in July 2015 in Winchester, Tennessee. (Photo by Mike Saliba/Barcroft USA)

As cheap Chinese-made motorbikes flood Pakistan’s roads, fans of vintage Vespa scooters are scrambling to find spare parts and preserve models that hark back to a bygone era. Here: A restored Vespa scooter painted in Pakistani truck art style, is parked alongside traditionally-coloured scooters at a Vespa restoration and repair workshop in Islamabad, Pakistan February 27, 2018. (Photo by Caren Firouz/Reuters)

Pakistani students look out from a vehicle on their way to school near the Army Public School which was targeted by Taliban militants last year, in Peshawar, Pakistan, Monday, January 12, 2015. (Photo by B.K. Bangash/AP Photo)

A woman hangs strips of salted meat she collected from different places during the Muslim's Eid al-Adha or Festival of Sacrifice, in Lahore, Pakistan, Sunday, August 2, 2020. Pakistanis are celebrating the Eid al-Adha, or the Feast of the Sacrifice, to mark the willingness of the Prophet Ibrahim – Abraham to Christians and Jews – to sacrifice his son. During the holiday Muslims slaughter sheep and cattle, distribute part of the meat to the poor. (Photo by K.M. Chaudary/AP Photo)

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.