Transplant 25 pairs of beavers from their native North America to the southernmost part of South America, wait 61 years, and what do you get?

If you’re a boreal toad — or a wood duck, or a brook trout, or a moose — you might owe your life to a beaver. (Kudos, also, on learning to read.) Castor canadensis, the North American beaver ...

It’s International Beaver Day — and dam time we ... a Ph.D. student at the University of British Columbia who has studied private landowners’ attitudes toward beavers in South America.

If you're a boreal toad — or a wood duck, or a brook trout, or a moose — you might owe your life to a beaver. (Kudos, also, on learning to read.) Castor canadensis, the North American beaver ...