This sound effect can be found on Soundelux Sound Effects Library, which was made by SoundDogs. It includes Sound Ideas, ELEPHANT - WAILS, ANIMAL and Sound Ideas, ELEPHANT - ANGRY ROARS, ANIMAL. Links: https://soundideas.sourceaudio.com/track/43383551 https://soundeffects.fandom.com/wiki/SoundDogs,_Animals-Wild,_Bears_-_Bear_Growls_Elephant_Various_Rept_01_18_-_Bears_Bears_Rept-01*18#Audio_Samples