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Old 04-25-2013, 04:28 PM   #1
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Default Love at First Sniff: Male Moths Go by First Impressions

Love at First Sniff: Male Moths Go by First Impressions
UCR Today
By Iqbal Pittalwala on April 15, 2013

UCR Today: Love at First Sniff: Male Moths Go by First Impressions
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An international team of researchers, including an entomologist at the University of California, Riverside, has an explanation for why we see so many hybrid moths in nature. The team closely examined the behavior and the olfactory circuitry of male moths and found an answer in female-produced pheromones — chemicals generally consisting of a blend of two to several derivatives of fatty acids.

Male moths use pheromones to find females. To avoid mating with the wrong moth species, the pheromone blends are specific for each moth species, with only males of the same species “understanding” these volatile messages — a result shown many times during the last 40 years of research on moth pheromones. The researchers focused on...
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