Ursus spelaeus, Cave Bear Tooth (Canine) Alamosaurus researchers have recently returned to

researchers have recently returned to Africa hoping to find more evidence of Spinosaurus and other dinosaurs

All photos are of the same egg at different angles and background colors

has become one of the foremost paleontological sites in the world since the discovery of Sinosauropteryx

and Vietnam

they were not the first specimens to be discovered

Ursus spelaeus, Cave Bear Tooth (Canine) Alamosaurus researchers have recently returned toU. spelaeus possessed a well evolved dental battery. Behind a row of 6 incisors protruded two very large and robust canines. From there the gum was void of teeth back to the most rearward premolar. The molars, however, were substantial. Longer and wider than those of any of the cave bears predecessors, the molars had large grinding surfaces which were employed in grinding plants. The chewing muscles must have been exceptionally large judging from the