This sound effect can be found on Cartoon Trax Volume 1, which was made by The Hollywood Edge. Links: https://soundeffects.fandom.com/wiki/Hollywoodedge,_Creature_Howls_Wrev_CRT013603#Audio_Samples
Hollywoodedge, Creature Howls Wrev CRT013603
Robert "Rob" T. Rex
for Robert "Rob" T. Rex in Sound Ideas
Suggested by toonking1985
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