Tiny Primates With Ultrasonic Vocal Skills
By SINDYA N. BHANOO, The New York Times February 9, 2012
One of the world’s smallest primates turns out to be the only one that is ultrasonic, making and receiving calls that are outside the range of human hearing.
The animal is the tarsier, a five-inch-tall creature with pointy ears and large, round eyes. Tarsiers (pronounced TAR-see-ers) are considered endangered and are found only on islands in Southeast Asia — the Philippines, Sulawesi, Borneo and Sumatra. Read more