Research finding suggests that stress levels may be key to fawn survival — ScienceDaily

The first-ever study of the levels of the stress hormone cortisol in the saliva of newborn white-tailed deer fawns yielded thought-provoking results that have Penn State researchers suggesting predation is not the only thing in the wild killing fawns. “We think the hormone offers a way to evaluate factors in the environment that affect fawns, […]