Meet the Untamed Skeleton T-Rex by Fingerlings, Also Known as the Boneheads This creature is fierce and unpredictable and knows friends vs. foes. In untamed mode, doom rattles, roars, hisses and chomps in tame mode, he nuzzles and purrs in his jingle-jangle skeletal way. These finger-gripping creatures are fierce and unpredictable. They know the difference between friends and foes. These ferocious and unpredictable Dino's respond to sound, motion and touch in two modes: Tamed and Untamed. Watch out, in untamed mode, they'll unleash their inner beast and roar, hiss and chomp but tap into their soft side in tame mode and they nuzzle, purr and love to be near you. These creatures are complete with snapping jaws, and gripping claws. The Untamed Interactive Dinos react to touch, motion, and sound with over 40 different sounds and animations. Press the sensor on top of Dino's head to make them. Gross These awesome Dino's even glow in the dark.