Relationship between androgens, environmental factors and reproductive behavior in male white rhinoceros (Ceratotherium simum simum)

Reproductive cycle length and pregnancy

Reproductive cycle length and pregnancy in the southern white rhinoceros (Ceratotherium simum simum) as determined by fecal pregnane analysis and observations of mating behavior

✍ M.L. Patton; R.R. Swaisgood; N.M. Czekala; A.M. White; G.A. Fetter; J.P. Montagn 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 169 KB 👁 2 views

Pregnancy and the reproductive cycle were monitored in 13 captive southern white rhinoceros (Ceratotherium simum simum) by measuring progesterone metabolites in fecal extracts and by observing behavior patterns. Fecal hormones were measured using a monoclonal antibody produced against 4-pregnen-11-o