The Burly Bison
Buuuuuuuurrrrrrrrp! The sound that male bison make when they’re challenging each other during mating season sounds an awful lot like a belch. But it’s actually called “bull roaring” not “bull burping.” The roars of both the Plains Bison and the Wood Bison, the two kinds of bison we have here in Canada, can be heard from July to September. If the two bulls decide to rut, they’ll use the curved black horns on the sides of their heads for the fight. atches) until a winner is decided.