Incorporating the science of nutrition into the management of captive animals.
Well, “comparative nutrition” is the name of the game since it is estimated that the zoos of the world house over 3,000 different species [Wilson, 1992]. These include animals as different as snakes and elephants. Your challenge is to devise diets that ensure the proper nourishment of every animal. There is nothing more basic to animal health and welfare. 
The basic nutrition of North American bears is poorly understood because most research has been limited to field studies describing natural history and a few projects focusing on hibernation in captive animals. The facilities necessary for extensive nutrition research with captive bears have been lacking, but in 1986 Washington State University, the U.S Fish and Wildlife Service, and the U.S....