Thursday, February 17, 2011

Animals and Singers: Hearing and Singing Frequencies

All animals and humans hear and can sing different frequencies, measured in Hertz. Some animals can hear higher pitches than humans. Low frequency sounds travel better.
Hearing:
Humans: 20 Hz-20,000 Hz
Dogs: 40 Hz-60,000 Hz
Bats: 20 Hz-120,000 Hz
Mice: 1 kHz-70 or 90 kHz
Cat: 100 Hz- 60,000 Hz
Elephant: 1 Hz-20,000 Hz
Rat: 1,000 Hz- 90,000 Hz
Noctuid moth: 1,000 Hz- 90,000 Hz
Grasshopper: hear up to 50,000 Hz
Dolphin: hear up to 100,000 Hz
Pigeon: hear as low as .1 Hz
Singing:
Mice: 40 kHz
Bottlenose dolphins: 0.25 kHz- 150 kHz
Harbour porpoise: 2 kHz- 110 kHz
Soprano: G3 (below middle C4) to F6, above C6 or higher
Altos: low c3 (below middle C4) to high C6 or up to high A6
Tenor: C (octave below middle C) up to a high C, D or above
Bass: low E (or lower) and octave below middle C to E, F, G or above middle C

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