Yellow fever killing thousands of monkeys in Brazil

Source: ScienceDaily

In a vulnerable forest in southeastern Brazil, where the air was once thick with the guttural chatter of brown howler monkeys, there now exists silence. Yellow fever, a virus carried by mosquitoes and endemic to Africa and South America, has robbed the private, federally-protected reserve of its brown howlers in an unprecedented wave of death that has swept through the region since late 2016, killing thousands of monkeys.

https://www.sciencedaily.com/releases/2017/03/170322155611.htm