This sound effect can be found on Animal Trax, which was made by The Hollywood Edge. It is actually a mislabelled leopard roar. A low-pitched variant of this sound can be found on Wild World of Animals Sound Effects Library as Sound Ideas, ANIMAL, LEOPARD - SNARL WITH THROATY PURR-LIKE GROWL, ROAR, CAT. Links: https://soundideas.sourceaudio.com/track/11508340 https://soundeffects.fandom.com/wiki/Hollywoodedge,_Lion_Roar_Heavy_Snarl_AT013801#Audio_Samples