More filling? Tastes great? How flies, and maybe people, choose their food

Flies have discriminating taste. Like a gourmet perusing a menu, they spend much of their time seeking sweet nutritious calories and avoiding bitter, potentially toxic food. But what happens in their brains when they make these food choices? Researchers discovered an interesting way to find out. They tricked them.

from Latest Science News -- ScienceDaily https://www.sciencedaily.com/releases/2021/07/210705094725.htm