Beavers in Southern Patagonia
The North American beaver (Castor canadensis) is an invasive species in Tierra del Fuego, at the southern end of Patagonia. Tierra del Fuego is a large island encompassing parts of Chile and Argentina, so that policies and actions to control the species have mainly been binational.
Source: Wikipedia — Beavers in Southern Patagonia (CC BY-SA 4.0)