Tinker the Juvenile Tyrannosaurus rex skeleton replica, juvenile Ankylosaurus Note the fine serrations of

Note the fine serrations of the edges of the teeth

and rounded back of the skull

It went extinct about 11

Finding bone pathologies in the fossil record are rare

and cooled off more efficiently during the heat of the day

Tinker the Juvenile Tyrannosaurus rex skeleton replica, juvenile Ankylosaurus Note the fine serrations ofDescription Paleontologist Dr. Robert T. Bakker stated the following: Tinker is one of the most scientifically significant and most exciting Trex skeletons ever found, and one of the most important dinosaur specimens from any age and any locale. Tinker is the very first most complete skeletons of a Trex youngster, an individual only one fourth adult weight. Here, for the first time, is an opportunity to study the body build and athletic prowess of a