Beavers introduced to Argentina in 1946 are devastating Patagonia

[MilHojas]

They introduced 20 beavers in Argentina in 1946 to create a fur industry: 80 years later, they have devastated the ancient forests of Patagonia

An attempt to establish a fur trade in Tierra del Fuego triggered an ecological crisis that authorities are still battling eight decades later.

en.as.com

 

[Ries]

Behind tall walls in a gated Country in Tigre, an elite squad of Carpincho Commandos is training now, and soon will be engaged in a guerilla war against the Commonwealth Beavers.