 Although it has been argued that elephant populations cause change in vegetation structure, some recent studies suggest that this is not the case, even with the large increases in elephant population recorded in the late 1980s.The Park hosts over 100 mammal and 400 bird species, including 19 large herbivores and eight large carnivores.All Zimbabwe's specially protected animals are to be found in Hwange and it is the only protected area where gemsbok and brown hyena occur in small numbers.