Some South American rodent-borne viruses may spread as climate warms

As climate shifts rodent habitats, hemorrhagic fever viruses could reach countries not currently at risk

A small brown mouse sits in the center of a small plant that lacks leaves.

The habitats of South American rodents such as the yellow pygmy rice rat (shown) may move to new regions with climate change. That shift could put new populations of people at risk of catching arenaviruses these rodents carry.

Enrique González/Wikimedia Commons (CC BY-SA 4.0)

Rodents in South America may be poised to carry disease to new places.