Rapid spread of Zika virus in the Americas raises alarm
Mosquito-borne disease linked to birth defect is pushing northward from Brazil
AN OUTBREAK CONTINUES A Brazilian boy holds his baby brother, born in 2015 with a birth defect called microcephaly. Scientists believe the condition may be linked to maternal infections with the mosquito-borne Zika virus.
Felipe Dana/AP
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
