Human exploitation of other mammals has passed through three histori cal phases, distinct in their ecological significance though overlapping in time. Initially

Expanding settlements, crops, and livestock in marginal areas are reducing agricultural productivity and displacing wildlife.

Terrific, amusing, poignant account of 25 years in Zimbabwe as a wildlife conservationist, saving Rhinos and cheetahs, mapping out elephant corridors, and flyin

One path to solving the food security problem in Africa is to broaden the spectrum of crops cultivated and animals husbanded on the continent to include non-tra