Fruit fly's 'sweet tooth' short-lived, research finds

While flies initially prefer food with a sweet flavor, they quickly learn to opt for less sweet food sources that offer more calories and nutritional value, according to new research by University of British Columbia zoologists. ...

How insects tell different sugars apart

Whereas humans have one receptor on their tongues that can detect all sorts of sweet things, from real sugar to artificial sweeteners like aspartame, insects have many receptors that each detect specific types of sugars. ...

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