@article {746791,
	title = {No room for loners. Review of Animal Societies: Theories and Facts, Ito Y, JL Brown and J Kikkawa (eds.), Japan Scientific Societies Press.},
	journal = {Nature},
	volume = {330},
	year = {1987},
	pages = {32},
	author = {May, RM and Pierce, N. E.}
}
