Cartoon black and yellow bloons to draw

Just what is a "bloon"? Frankly, I have no idea. Is it a bird? A reptile? A sentient plant? An alien from another galaxy? Not a clue! This, however, did not deter me from illustrating the aforementioned keyword search:

So, what do you think? Any of these look like a bloon to you?

Drawn using:
Black ballpoint pen
Serif PhotoPlus SE