Elephants: nutrition and dietary husbandry

Elephants are the largest extant herbivores on earth. Although the average weight of adult Asian elephants (Elephas maximus) tends to be less than that of adult African elephants (Loxodonta africana), in the wild their weight ranges overlap (Asian, 1,800-5,000 kg [4,000-11,000 lb]; African, 1,800-6,000 kg [4,000-13,000 lb])33 and are influenced by age, sex, health, and food supply.1,19 Their nutrient needs...