The Upsweep is an unidentified sound detected by the NOAA, first recorded in August 1991. Almost siren-like, the Upsweep is ...
Most people picture lions, roosters, or even cicadas when they think about noisy animals. Their sounds grab attention because we hear them in daily life or through recordings. But none of those come ...
Amazon S3 on MSN
Listen to wild animals make their funniest, loudest sounds
Wild animals deliver their funniest and loudest sounds, creating a symphony of natural comedy.
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