A herd of cattle in the field

cannulated cattle

​Butyrivibrio fibrisolvens is one of the most commonly-found bacteria in the rumen. Photo courtesy of EPA

microscopic image of bacteria breaking down plant structural carbohydrates

​B. fibrisolvens can break down plant structural carbohydrates (hemicellulose and pectin), starches, and proteins​. Photo courtesy of Lydia Joubert; USDA publication

electron micrograph showing "knobs" on the cells surface of Butryribivrio fibrisolvens

​B. fibrisolvens have “knobs” on their cell walls that allow them to adhere to other cells, including other bacteria and plant cell walls. Photo adapted from Cheng and Costerton (1977)

chemical structures of linoleic acid, conjugated linoleic acid, vaccenic acid, and stearic acid

​B. fibrisolvens produces conjugated linoleic acid (CLA), which is important for human heart, brain, and visual health. Photo courtesy of C.E. Fernie, in Encyclopedia of Food Sciences and Nutrition (Second Edition), 2003