Warning over spread of mosquito-borne viruses

Mosquito-borne viruses typically associated with tropical climates are spreading to the southern parts of Australia - even as far south as Tasmania. And experts are now calling on Australians to be more vigilant, both at home and abroad. Holiday-makers heading to popular tourist spots such as Bali are being asked to be particularly careful after a jump in the number of infections of the lesser known virus chiikungunya

AAP