The utility of covariances: a response to Ranta et al (pages 1912–1913)J. E. Houlahan, K. Cottenie, G. S. Cumming, D. J. Currie, C. S. Findlay, U. Gaedke, P. Legendre, J. J. Magnuson, B. H. McArdle, R. D. Stevens, I. P. Woiwod and S. M. Wondzell
Article first published online: 23 OCT 2008 | DOI: 10.1111/j.1600-0706.2008.17078.x