Prairie Dogs Do the Wave

by Jennifer Viegas Prairie dogs have their own version of a stadium wave, known as the “jump-yip,” which helps them connect with others and assess their alertness, new research finds. Like a stadium wave, the behavior is contagious, starting with one individual and then often spreading through a whole prairie dog town, according to a paper in the latest issue of the Proceedings of the Royal Society B. The “jump-yip” is pretty noisy too. news.discovery.com