Haha that's awesome!
Clever! Must be a relative of the mimic octopus. :)
Now why hasn't this been done before... the very best ideas seem the most obvious when you are shown 'em. I think if octopi saw this illustration they'd slap an arm to their heads, say "doh" and then go for a wander above the waves... ... maybe catch a mouse or two too! Lovely illustration amigo!
hehehehe! these are so clever and each pun has got legs! get it? legs? "-)i'm scrolling up to see more!