How can some fish, like tuna, achieve remarkable speed while others, like eels, excel in maneuverability? A research team ...

AMHERST, Mass. One gray squirrel, its bushy tail twitching, barked a warning as another scrounged for food nearby. It was an ordinary spring day at Hampshire College, except that the rodent issuing ...

Real guppies respond to Robofish—a 3D-printed plastic model with a vaguely realistic paint job—as if it were a real schoolmate. Researchers used different-sized Robofish to show that guppy schools ...