It’s that time of year again…elk rut season. The elk rut is one of nature’s most unforgettable spectacles. This is the elk’s mating season, when the big bulls take center stage. They roam the hills and meadows, sniffing the rear ends of cows to test if they’re in estrus. That’s when you’ll see the “flehmen response”, the bull curls back his upper lip, pulls air across a special organ in the roof of his mouth, and essentially “reads” the cow’s chemistry. With that, he can figure out if she’s read

73K views · 1.8K reactions | The elk mating season (rut) generally occurs from early September to mid-October. During this time, elk gather in mixed herds—many females and calves, with a few bulls nearby. Bulls will challenge other bulls in loud and strenuous fights. https://www.nps.gov/yell/learn/nature/elk.htm to learn more. | Yellowstone National Park | Facebook