Cooke, Fred2013-03-132013-03-1313/03/2013http://hdl.handle.net/10315/20867This figure shows a correlation between the timing of laying of mothers and their daughters, suggesting a genetic component to the timing of layingLesserSnowGeeseMothersDaughtersEgglayingHatchingGeneticChurchillManitobaFred CookeFredCookeCorrelation between the Timing of Laying of Mothers and Their Daughters in Snow GeesePhotograph