Beaver, Bison, Horse: The Traditional Knowledge and Ecology of the Northern Great Plainsby R. Grace MorganPublished by University of Regina PressReview by Elena Bentley$34.95 ISBN 9780889777880 The gratitude, kindness, and respect with which James Daschuk and Cristina Eisenberg write the foreword and afterword to Beaver, Bison, Horse: The Traditional Knowledge and Ecology of the Northern Great Plains reveals just how deeply influential Dr. R. Grace Morgan’s research has been, and continues to be, on the study of Plains ecology. Central to Dr. Morgan’s book is her insistence on the importance of acknowledging Indigenous ways of knowing the land—a view not widely shared by the scientific community at the time she was conducting her field research. According to Eisenberg, Indigenous “oral histories have only recently been allowed to inform [ecological] restoration. … However, this is changing thanks to [Dr. Morgan’s] persevering work.” Dr. Morgan originally undertook her doctoral research in the late 1980s, and completed her dissertation in 1991. Sadly, Dr. Morgan passed away before the publication of her book in 2020, but her children, and a few dedicated friends and colleagues, made sure her work found its way into the world because her scientific contribution “remains as important today as…