Hunters take heed: Bears with huge appetites are roaming the Greater Yellowstone Ecosystem eating everything and anything they can get. It’s more than just the bears being gluttons, because not bulking up enough this time of year can mean life or death for the bruins.
Between July and November, grizzly and black bears throughout Wyoming are eating 20,000 calories a day in full-on pig-out mode. There’s a name for it — hyperphagia, which describes the period of intense eating as they prepare for winter hibernation.
To give them sufficient fat reserves to survive many months in their winter dens, the omnivores can consume huge quantities of food all day, every day…