@article {309923,
	title = {Cooperative problem solving in a social carnivore},
	journal = {Animal Behaviour},
	volume = {78},
	year = {2009},
	pages = {967-977},
	chapter = {967},
	doi = {10.1016/j.anbehav.2009.06.030},
	author = {Drea, C. M . and Carter, A. N.}
}
