Compilation of sagebrush chemistry and herbivore interaction data from Idaho USA. Chemical data includes percent crude protein, percent nitrogen, coumarins, phenolics, total monoterpenes, monoterpene chemical diversity, and quantifiable amounts of the following monoterpenes: aPinene, Camphene, bPinene, p_cymene, 1,8_cineole, monoterpene "unknown 20.1", Camphor, and Borneol. Herbivore interaction data includes bite mark counts, fecal pellet counts, and/or evidence of foraging presence/absence data for pygmy rabbits and sage grouse at select study sites. At the time of publication (2022-02-09) subsets of these data are utilized in multiple publications (See Related Content).