Rare footage reveals how wolves hunt beavers

Outside humans, the overall numero-uno predator of beavers is the grey wolf. Research over the past decade or two in particular has gone a long way toward illuminating this particular hunter/hunted dynamic. That said, it remains a somewhat obscure subject—not least because of how hard it is to directly observe interactions between the two critters: the one the biggest wild canid in the world, the other the second-biggest rodent in the world—and a semiaquatic, mostly nocturnal engineer renowned for its ability to sculpt landscapes. Well, here's some special footage (credited to Janek Joab) c...