Biologists are providing new insights on the evolution of winged flight. The scientists observed how arboreal bristletails -- evolutionary precursors to insects -- in the Amazon Forest can leap tree ...

Bristletail is a name applied to several different kinds of small, wingless insects, all of which have three long, thin appendages at their rear ends; these “tails” often bear lots of little bristles, ...

Tsukuba, Japan—Insects account for 75% of all animal species, making them the most diverse animal group. Of these, 99% belong to Pterygota, which have acquired wings, while the remaining 1% consist of ...