the.com/frilled lizard
a tiny reptile that opens an umbrella of skin to convince you it's a dragon
frill sizeneck flap spans up to 30 centimeters wide
bluff masterhisses, gapes, and flares before it ever bites
bipedal sprintruns upright on hind legs to escape danger
coin starfeatured on Australia's two-cent piece
frill purposealso dumps body heat and woos mates