Here"s a way to study this cold-blooded predator without putting your life in danger! Built anatomically to scale, this model has transparent parts to show internal bones and organs. Consists of 26 fully detachable parts that assemble like a puzzle. Includes illustrated guide book.WARNING: Choking Hazard - small parts. Not for children under 3 yrs. Approx. 15"x 9"x 3".