Weighing in at 2,000 pounds of muscle and attitude, male bison battle each other for the privilege of mating with a female. | National Geographic Animals

Sound on to hear bison bellows! 🔊 Mating season is in full swing at Neal Smith National Wildlife Refuge in Iowa. Bison bulls compete for a chance to mate, making deep vocalizations that echo across the prairie. 🎥 Nancy Corona/USFWS | U.S. Fish and Wildlife Service

As we move into the bison mating season (the rut) groups of bison will be at their largest. Give wildlife the right of way when they cross the road, stay inside your vehicle, and use pull-outs when you stop for photos. #YellowstonePledge | Yellowstone National Park

Like sands through the hourglass… so are the Days of Bison Rut. 🦬 Bison rut (breeding season) is always entertaining and is in full swing at Northwest Trek. Massive bulls bellow and roar while looking for their perfect match. Once a bull has found a female, he will stay by her side and court her until she is ready to mate. | Northwest Trek Wildlife Park

Bison mating is underway at Yellowstone. Another reason to keep your distance from the animals. https://www.eastidahonews.com/2020/08/yellowstone-issues-warning-with-video-about-how-aggressive-bison-might-be-right-now/ | Nate Eaton - Reporter

#didyouknow bison make a variety of vocalizations including roars, grunts, and bellows to communicate with each other? Grunts, as heard in this video, are the most common bison vocalization. During the late summer and early fall, bellows become more common as bison enter the rut, or mating season. Bellows are deep vocalizations that signify dominance in the herd and attract females. Strong bellows can be heard up to three miles away! Elk Ranch Flats is one of the best places to hear and see biso