A species of walking stick, an insect that pretends it’s part of a plant, may be evolving into two species by adapting to different environments. The insect, Timena cristinae, seems to be adapting so ...

Creating more eggs gives the wingless walking sticks a greater potential to pass their genes to the next generation. "At least 50 million years later, for some reason, it was to their advantage to ...

A team of biologists says it has found what is quite likely the first-ever documented case of "re-evolution," suggesting that nature does indeed offer second chances -- a species can evolve a new ...

PROVO, Utah – A Brigham Young University researcher has demonstrated that members of a certain group of insects lost the ability to fly and then re-evolved it 50 million years later – a conclusion ...