Peekabuddy website - sound credits

quack.wav, quack_2.wav ... quack_5.wav are Pippin's quacks from the Pippin app: real mallard recordings from
Wikimedia Commons, trimmed, cleaned and level-matched. Licences: CC BY-SA 3.0 / 4.0 (share-alike: these edited clips
are under the same licence).

- Anas_platyrhynchos_-_Mallard_XC112828.mp3 | Jonathon Jongsma | CC BY-SA 3.0 | https://commons.wikimedia.org/wiki/File:Anas_platyrhynchos_-_Mallard_XC112828.mp3
- Anas_platyrhynchos_-_Mallard_XC518422.mp3 | Marie-Lan Taÿ Pamart | CC BY-SA 4.0 | https://commons.wikimedia.org/wiki/File:Anas_platyrhynchos_-_Mallard_XC518422.mp3
- Anas_platyrhynchos_-_Mallard_XC62258.mp3 | Jonathon Jongsma | CC BY-SA 3.0 | https://commons.wikimedia.org/wiki/File:Anas_platyrhynchos_-_Mallard_XC62258.mp3
- Mallard__Anas_platyrhynchos___W1CDR0001518_BD17_.ogg | (unknown) | CC BY-SA 4.0 | https://commons.wikimedia.org/wiki/File:Mallard_(Anas_platyrhynchos)_(W1CDR0001518_BD17).ogg