I think its safe to say that we will not be exposed to a camel opera anytime soon. Just listen to the... singing voices (for lack of a better term) on these possibly irate, even-toed ungulates in this video posted by Booze Rivers on May 3, 2013:
Egad! It sounds like the Men's Room during all you can eat chili night! Truly, I would avoid anything that makes noises like this out of fear for my safety. Just plain scary sounding!
More fun animal videos can be found here!