Little Professor: Ants rank as first true animal teachers

No insult intended to human teachers, but a research team in England says that the first clear demonstration of true teaching among other animals comes from a species without much of a brain—an ant.

ANT SCHOOL. A Temnothorax albipennis ant (right, with red paint) that knows where food lies guides an inexperienced forager (left, dabbed with white), which keeps in touch with antenna taps.