What induces sleep? For fruit flies it's stress at the cellular level

Sleep-deprived fruit flies helped reveal what induces sleep. University of Oxford researchers Anissa Kempf, Gero Miesenböck, and colleagues reveal that fruit fly sleep is driven by oxidative stress, the imbalance of free ...

How fruit flies flock together in orderly clusters

Opposing desires to congregate and maintain some personal space drive fruit flies to form orderly clusters, according to a study published today in eLife.

Specific insulin-like peptide regulates how beetle 'weapons' grow

A scientist from Tokyo Metropolitan University and coworkers have discovered that a specific insulin-like peptide called ILP2 regulates the size of the mandibles in Gnatocerus cornutus beetles in different nutritional environments. ...

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