Cries of a little bat found on the ground :'( Bats use ultrasound to move and hunt, but they also shout in some cases. UCS Category: ANMLBat. Duration: 00:13.
Telephone tone when searching a correspondent. This is a sound wave frequency of 440 Hz sinusoidal. This sound is easy to loop. UCS Category: COMTelph. Duration: 00:01.
Telephone tone when the phone rings, in the UK, Ireland, New Zealand and many other countries with historical ties to the Commonwealth. These are two sound waves of frequencies 400 Hz and 450 Hz sinusoidal. This sound is easy to loop. UCS Category: COMTelph. Duration: 00:30.
Strong wind in the trees, recorded during the passage of the "Miguel" storm on the region "Centre" in France, Friday, June 7, 2019 evening. UCS Category: WINDVege. Duration: 01:58.
Two helicopters landing and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: AEROHeli. Duration: 02:52.
Omnipresent sun or overwhelming heat, this is a sound effect that is widely used in films. I made this sound in the studio, failing to find it in nature. Maybe it's an insect? If you know more about the source of this noise, tell me. According to another anonymous visitor: The Arizona Apache Cicada is the loudest. UCS Category: ANMLInsc. Duration: 00:44.
6 rings from the last telephone box still in operation in metropolitan France. It is in Murbach (68). Easy to loop. UCS Category: COMTelph. Duration: 00:30.