It's a Frog Fish! And it doesn't just walk idly around, it stalks the sea floor LURING, and trying to catch things floating around:



It walks! but doesn't talk (thankfully) - Sargasso frogfish, Histrio histrio

They easily change color, including some very bright hues (different species of frog and angler-fish are difficult to identify, in general) -



Some present an ugly inscrutable face, and some are... freckled - Antennarius coccineus (freckled frogfish):



Some of the are "fuzzy" (right), some of them are "hairy" (left) - Antennarius hispidus / Antennarius striatus -



Clown (warty) frog fishes - Antennarius maculatus - present the most peculiar faces to the world - full of gaudy ugliness and healthy disdain:



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