Rats May Use Ultrasound to Enhance their Sense of Smell, a Study Suggests
Mice and rats could use ultrasonic pulses to boost their sense of smell. Credit: PixabayRodents communicate in sounds too high-pitched for human hearing, but scientists have discovered these vocalizations may serve another function—enhancing their sense of smell.The high-pitched squeaks of cartoon mice aren't too far from reality. For decades, scientists have documented rodents using...