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 from Planet Ten of the Rings". Saruman is an evil wizard and Lothlórien is a mythical forest which is home to a race of elves. Frequencies from Planet Ten Frequencies from Planet Ten is the debut album by rock band Orange Goblin. It was released in 1997 by Rise Above Records. In 2002 it was reissued as a double CD coupled with their second album, "Time Travelling Blues" (1998). The reissue version contains two bonus tracks, both taken from their Man's Ruin EP, "Nuclear Guru". The latter bonus track is a cover of Black Sabbath's "Hand of Doom". The original Japanese press also