The habitat and feeding behaviour of giraffe in the Willem Pretorius Game Reserve, Orange Free State, are described. Acacia karroo, the single most important component, together with Asparagus laricinus, Rhus undulata and Ziziphus mucronata, comprises almost 90% of the giraffe’s diet. During the wet season deciduous plants of the savanna flats are preferred, but in the dry season the animals concentrate on evergreen plants in the more densely vegetated kopjies. Seasonal variation with respect to the number of plant species