Wildlife managers in South Africa face a unique challenge: balancing the needs of a rising number of elephants with the needs of other species in limited preserved areas. The contraceptive PZP offers a humane solution. Research shows it doesn’t just prevent individual cows from giving birth, it slows the growth rate of an entire elephant population.
Lange, Karen E.
"End of Culling?,"
All Animals: Vol. 17
, Article 7.
Available at: https://animalstudiesrepository.org/allanimals/vol17/iss2/7