Fire history and management as determinant of patch selection by foraging herbivores in western Serengeti, Tanzania

Although the use of fire as a management tool has increased during the past decades in East African savannas, there is insufficient knowledge about herbivores’ utilization of areas with different fire history. We therefore examined large mammal herbivores’ preference for patches that differed in fire history to test whether herbivores would non-randomly select patches according […]

Demography of giraffe in the fragmented Tarangire Ecosystem

Documenting whether variation in demographic parameters such as births, deaths, and movement exists, and how temporal and spatial environmental variability influences demography, is critical to understanding and affecting changes in animal populations. Natural populations often exhibit variation in demographic parameters, and while the examination of temporal variation has long been a central theme in population […]

People, Wildlife and Livestock in the Mara Ecosystem: the Mara Count 2002

The great savannas of eastern Africa — cradle of humankind, home to traditional nomadic pastoralists, and last refuge of some of the most spectacular wildlife populations on earth — are in trouble.  Notwithstanding 20 years of highly committed wildlife conservation, much of the wildlife in several regions of Kenya and Uganda (and to a lesser […]