Interspecific variation in relative brain size is not correlated with intensity of sexual selection in waterfowl (Anseriformes)DOI: info:10.1071/ZO08082v. 56No. 5CSIRO PUBLISHING311–321
Guay, P. -J and Iwaniuk, A. N. 2008. "Interspecific variation in relative brain size is not correlated with intensity of sexual selection in waterfowl (Anseriformes)." Australian Journal of Zoology, 56, (5) 311–321. https://doi.org/10.1071/ZO08082.