Related topics: genes · nerve cells · cells · protein · brain

How a male fly knows when to make a move on a mate

Much like people, fruit flies must decide when the time and place are right to make a move on a mate. Male fruit flies use cues such as age and pheromones to gauge their chances of success, but just how they do that on a ...

To navigate, flies make flexible mental maps of the world

In a circular arena, a fruit fly navigates a virtual landscape illuminated by black and blue lights. The fly is tethered in place, able to flap its wings but not move its head. Images on the wall rotate to give the illusion ...

How egg cells choose their best powerhouses to pass on

Developing egg cells conduct tests to select the healthiest of their energy-making machines to be passed to the next generation. A new study in fruit flies, published online May 15 in Nature, shows how the testing is done.

Lack of sleep is not necessarily fatal for flies

Male flies kept awake do not die earlier than those allowed to sleep, leading researchers to question whether sleep, in flies at least, is essential for staying alive.

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