BISC 102 Lecture Notes - Lecture 21: Sperm Competition, Sooners, Homo Habilis
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19th) drop off a hard copy in one of the boxes by. What are we doing today? sexual selection: quick review competition mate choice what women want does it increase their reproductive success? what men want does it increase their reproductive success? human mating systems. 2. 4-1. 6 mya short jaw and small molars larger brain (600-750 cc) tool use this is the rst species associated with tool use. 1. 8 mya to 190,000 ya out of africa to asia. Rst hominin to leave africa colonized large parts of asia. 1. 6% di erence in 5-7 million years (between genomes of chimpanzees and humans) Homo naledi new species of human ancestor discovered in. Belle sorenson gunness we expect females to want partners that are going to increase their reproductive success we expect females to be choosy in the 19th century people were using personal ads to nd partners (didn"t last long) Gunness was accused of killing 28 men by attracting them via personal ads.