http://www.bestfunnyjokes4u.com/wp-c...dog-joke-9.jpg
Printable View
https://i.chzbgr.com/maxW500/7642776832/h85C51613/
The fact that this sea creature looks exactly like a rock with guts is not even the weirdest thing about it. It's also completely immobile like a rock — it eats by sucking in water and filtering out microorganisms — and its clear blood mysteriously secretes a rare mineral called vanadium.