Biology 3475A/B Lecture : Ch 6 Part 2 and Ch 7.docx
26 Apr 2012
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Temporal separation so call at diff times corn strain emits more pheromone on the 4th day diff amounts of pheromone. Exp in wind tunnels corn female who emits pheromone at beg of night more males reach corn female than rice femalemaybe males are more excited at the beg of the night. Take pheromones to understand reproductive isolating mech and migrations. Armyworm first flight high mating; second flight hardly any are mating light trap has a bigger area to attract. Listennnn chemical cues from reproductive females that don"t come as much from males about to molt or immature crabs. At shallow dept and certain time of yr related to urine. Nostrilgram in fish and measured reactions by males to urine. Male leopard gecko super nice to females or aggressive. During female molt, chemicals in sex pheromone are shed and females don"t smell like females and males hate them.
