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Insect Host Choice: Don’t Put All the Eggs in One Basket

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Unlike mammals, most insects have no chance to personally take care of their offspring. Insect mothers, therefore, carefully weigh egg-laying options to select an optimal site, which guarantees better survival… Click to show full abstract

Unlike mammals, most insects have no chance to personally take care of their offspring. Insect mothers, therefore, carefully weigh egg-laying options to select an optimal site, which guarantees better survival and fitness for their progeny. A new study in oriental fruit flies reveals that gravid females rely on a bacteria-derived odour - β-caryophyllene - to avoid competition for their offspring.

Keywords: eggs one; put eggs; choice put; one basket; insect host; host choice

Journal Title: Current Biology
Year Published: 2020

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