Life-history traits of gaur Bos gaurus: a first analysis

被引:5
作者
Ahrestani, Farshid S. [1 ,2 ]
Iyer, Subramaniam
Heitkonig, Ignas M. A. [1 ]
Prins, Herbert H. T. [1 ]
机构
[1] Wageningen Univ, Resource Ecol Grp, NL-6708 PB Wageningen, Netherlands
[2] Frontier Wildlife Conservat, Pune 411048, Maharashtra, India
关键词
Bovidae; demography; India; mortality; reproduction; SEXUAL SIZE DIMORPHISM; POPULATION-DYNAMICS; PREY SELECTION; SOUTHERN INDIA; BISON; UNGULATE; ECOLOGY; BUFFALO; TIGER; CARNIVORES;
D O I
10.1111/j.1365-2907.2010.00166.x
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
In this first detailed analysis of gaur Bos gaurus life-history traits, data were collected from a 20-month field study in South India and from captive gaur populations. Mean age of females at first parturition was 3 years; females remained fertile beyond the age of 15 years. Adult females were three times more abundant than adult males in the wild; survival of females was greater than males beyond three years of age. Life span of both sexes has not exceeded 24 years in captivity. Gaur life-history traits are similar to those of other similar-sized Bovini species.
引用
收藏
页码:75 / 84
页数:10
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