Venomous Aquatic Animal, Camouflaged as a Rock
Puzzle 2 of Predators Hard Pack
Question is: Venomous Aquatic Animal, Camouflaged as a Rock
and the answer is: STONEFISH
Word Meaning:
STONEFISH — A venomous tropical marine fish resembling a piece of rock, of the genus Synanceia, found in the Indian Ocean and Pacific Ocean
Definitions from Wiktionary.