they look and act like adults. In early fall, birds of the year may exhibit a strange period of restlessness known as the "fall shuffle" or "crazy flight." During this time, young grouse take off ...

Greater sage grouse are sexually dimorphic, meaning the male and female look different ... They also sport a fluffy white ruff, almost like an infinity scarf, that surrounds two greenish-yellow ...

“They look like King Henry the Eighth, with their white breasts like the ermine collars of monarchs,” says Leigh Robertson, coordinator of the San Miguel Basin Gunnison Sage-Grouse Working Group. But ...