Invasive mosquitoes capable of carrying Zika and dengue are still breeding in London, weeks after they were detected reproducing in Britain for the first time .

Although the tropical mosquitoes have previously hitch-hiked into the UK , they have never before been spotted breeding – raising concerns that rising temperatures are making the country more inhabitable for the disease-ridden insects.

In a bid to curb the threat, specialist teams from the UK Health Security Agency (UKHSA) were deployed to destroy the larvae and ramp up surveillance and trapping.

But small colonies are still being detected in the area, Dr Jolyon Medlock, head of medical entomology and zoonoses ecology at the agency, told the Telegraph on Tuesday.

“We’re doing source reduction, removing suitable habitats, treatment of drains, and community engagement, and mass-trapping to hoover any of the mosquitoes that are around,” Dr Medlock said.…