With bloated bellies and hairy legs, female flies try to look bigger to get food from courting mates. But male flies, in turn, have sharpened their ...
In an evolutionary battle of the sexes, scientists have found that male flies sharpen their eyesight to avoid being tricked by females into sharing food.
Stunning discoveries and fresh breakthroughs in DNA analysis are changing our understanding of our own evolution and offering a new picture of the "other humans" that our ancestors met across ...