It's a rare sound effect not included on Animal Trax and the zoo called "Les Animaux" who translates "The Animals".
Links:
https://soundeffects.fandom.com/wiki/Les_Animaux_-_Elephant_Growl_6_(9)#Audio_Samples
Les Animaux - Elephant Growl 6 (9) has been suggested to play 1 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
