Beavers Castor canadensis
![](https://lizzieharper.co.uk/wp-content/uploads/2021/09/Beavers-Castor-canadensis-with-beaver-dam-low-res-412x525.jpg)
Beavers Castor canadensis with beaver dam. Illustration based in Tierra del Fuego, where introduced beavers have damaged the closed ecosystem.
Illustration from The Hidden Universe: Adventures in Biodiversity by Alexandre Antonelli