@article {43600,
	title = {Ungulates foraging strategies : energy maximizing or time minimizing?},
	volume = {70},
	year = {2001},
	pages = {289-300},
	publisher = {Journal of Animal Ecology},
	author = {Bergman, Carita M. and Fryxell, John M. and Gates, C. Cormack and Fortin, Daniel}
}
