Hormones and Behavior 54 (2008) 359–364 Contents lists available at ScienceDirect Hormones and Behavior j o u r n a l h o m e p a g e : w w w. e l s e v i e r. c o m / l o c a t e / y h b e h Sex differences in rhesus monkey toy preferences parallel those of children Janice M. Hassett a,b,c, Erin R. Siebert b, Kim Wallen a,b,c,⁎ a b c Department of Psychology, Emory University, Atlanta, GA 30322, USA Yerkes National Primate Research Center, Atlanta, GA 30322, USA Center for Behavioral Neuroscience…
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