Hearing range 60 decibels, the hearing range for the Senegal bushbaby is 92 Hz–65 kHz, and 67 Hz–58 kHz for the ring-tailed lemur. Of 19 primates tested, the Japanese macaque had the widest range, 28 Hz–34.5 kHz, compared with 31 Hz–17.6 kHz for humans. Cats have excellent hearing and can detect an extremely broad range of frequencies. They can hear higher-pitched sounds than humans or most dogs, detecting frequencies from 55 Hz up to 79 kHz. Cats do not use this ability to hear ultrasound for communication but it is probably important in hunting, since many species of rodents make ultrasonic calls.
Frequencies (film) "The Austin Chronicle" wrote, "What raises Fisher's script to the upper echelons of the current wave of intellectually challenging indie sci-fi ... is that it truly weaves its concept into its nature." Kurt Halfyard of Twitch Film wrote that it "is chock-a-block full of knowledge, destiny and imagination, but suffers a bit from a lack of heart and soul." Frequencies (film) Frequencies, also known as OXV: The Manual, is a 2013 independent British science fiction romance film written and directed by Darren Paul Fisher. The film stars Daniel Fraser, Eleanor Wyld, and Owen Pugh. The film takes place in a