麻豆约拍

As the World Health Organisation anticipates the Zika virus - which is carried by mosquitoes - to spread across the Americas, Dan Damon visits the Arthropod Control Product Test Centre at The London School of Hygiene and Tropical Medicine, to take a look at how mosquito repellents are tested.

Photo: Photo animation showing mosquitoes moving in test cage. Credit: Sophie Bauckham
Music: The Green Mosquito by The Tune Rockers