As soon as microscopes debuted in the 17th century, scientists zoomed in on the feet of common houseflies, marveling at the tiny “soles” that enable insects to scale windowpanes and walk upside down ...
CAMBRIDGE, England, Oct. 7 (UPI) --Like most insects, stick insects can traverse vertical surfaces. Unlike geckos and tree frogs, which use dry friction to adhere to vertical surfaces, stick insects ...