Chronic ingestion of excessive amounts of fluoride from commercial fox food is associated with agalactia in vixens; starvation deaths of large numbers of kits in three fox herds resulted. No evidence ...of infectious disease or poor management could be found. The toxic effects of fluoride include dental lesions, arthritis, exostoes, stunting of growth, and decreased milk production. Fluoride is often introduced into lifestock through the feed with mineral supplements.
