Reproductive biology of captive Arabian oryx (Oryx leucoryx) in Saudi Arabia
✍ Scribed by Jean-Christophe Vié
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 1022 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0733-3188
No coin nor oath required. For personal study only.
✦ Synopsis
Arabia). Oryx females are polyestrous. The estrous cycle averaged 22 days and mean gestation length was 260 zt 5.5 days (S.D). Sex ratio at birth was unbiased and mean weight was 6.5 +-0.7 kg (S.D.), with no difference between sexes. Under captive breeding conditions, births occurred throughout the year. Females gave birth to a single calf at any time during the day and produced 1.03 young per year. Abortion rate was 3.6%. Mortality rate of young was 6.1% before weaning at 3 months of age. The interbirth interval averaged 295 +-42 days (S.D.), with 53% lasting between 270 and 279 days. Females reached sexual maturity at the age of 13 months. 0 1996 wiley-Liss, Inc.