This sound effect can be found on Hanna-Barbera Sound Effects Library, which was made by Sound Ideas. It was originally a Valentino sound effect called Camel Bleats.
Links:
https://soundeffects.fandom.com/wiki/Sound_Ideas,_CAMEL_-_CAMEL_HONKS,_ANIMAL#Audio_Samples
Sound Ideas, CAMEL - CAMEL HONKS, ANIMAL has been suggested to play 2 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
