This sound effect can be found on Animal Trax, which was made by The Hollywood Edge. It is an excerpt of SoundDogs, Animals-Wild, Elephants - Elephant 3 Great Trumpets Growlselephant 03 Great Trumpets Growls. Links: https://www.audiomicro.com/animals-wild-elephants-elephant-single-shor-at043402-sound-effects-113535 https://soundideas.sourceaudio.com/track/11508820 https://soundeffects.fandom.com/wiki/Hollywoodedge,_Elephant_Single_Shor_AT043402#Audio_Samples