Tiny primates in South-East Asia called tarsiers can produce ultrasonic calls, high above frequencies that are audible to humans.
Miller’s Grizzled Langur, previously thought to be extinct, has been rediscovered in Borneo.
Tiny primates in South-East Asia called tarsiers can produce ultrasonic calls, high above frequencies that are audible to humans.
Miller’s Grizzled Langur, previously thought to be extinct, has been rediscovered in Borneo.