In southern China, researchers at the world's largest 'mosquito factory' release millions of mosquitoes every week in a bid to reduce the spread of diseases like Zika and Dengue.
Natasha Howitt reports.
In southern China, researchers at the world's largest 'mosquito factory' release millions of mosquitoes every week in a bid to reduce the spread of diseases like Zika and Dengue.
Natasha Howitt reports.