Categories Healthy Planet Stewardship Contraceptive vaccine under study for elephants and horses Post author By harrk Post date November 21, 2011 1 Comment on Contraceptive vaccine under study for elephants and horses The first lesson the elephants taught Ursula Bechert was that they had a sense of humor. Tags Bechert, birth control, College of Science, contraception, elephant, Environment and Natural Resources, horse