Estrus cycle Category page Create Classic editor Talk0 Article Category:Estrus cycle was not found What do you want to do? Search existing articles for Estrus cycle Create article Category:Estrus cycle “The Vandenbergh effect is a phenomenon reported by J.G. Vandenbergh et al. in 1975, in which an... Vandenbergh effect Pages in category "Estrus cycle" This category contains only the following page. V Vandenbergh effect Retrieved from "http://psychology.wikia.com/wiki/Category:Estrus_cycle"