This sound effect can be found on Animal Trax, which was made by The Hollywood Edge. It is a lower pitched version of one of the chitters from SKYWALKER, ANIMAL - COMPSOGNATHUS CHITTER. Links: https://soundideas.sourceaudio.com/track/11509188 https://soundeffects.fandom.com/wiki/Hollywoodedge,_Macaw_Vocalizations_AT074001#Audio_Samples