Grallator Dinosaur Track Quetzalcoatlus Just look at the serrations

Just look at the serrations on this tooth

After a scientific revision was done in the early 1900's of the fossils found in the Connecticut

It is fascinating to see how the animal reacted to the injury or disease and to speculate if it ultimately led to the animal’s death

Fox Hills Formation of South Dakota

giant protozoans

Grallator Dinosaur Track Quetzalcoatlus Just look at the serrationsGrallator is an ichnogenus (form taxon based on footprints) which covers a common type of small, three toed print made by a variety of bipedal theropod dinosaurs. Grallator type footprints have been found in formations dating from the Early Triassic through to the early Cretaceous periods. They are found in the United States, Canada, Europe, Australia, Brazil (Sousa and Santa Maria Formations) and China, but are most abundant on the east coast of