How many humps do Bactrian camels have?
Correct answer: Two

I am not a number.
Capital B in Bacterial has two humps, capital D in Dromedary has one hump.
I know that and still pressed the wrong answer. Argh!

That Cøunt, Ray Bumpkin
I am not a number. I only got it right because you told us that mnemonic in a previous question.