Which of these theropod dinosaurs had a crest? Which of these theropod dinosaurs had a crest? Read Details
A. Describe the studies that concluded that the dinosaurs di… A. Describe the studies that concluded that the dinosaurs died abruptly. B. Describe the kinds of physical events that might have occurred when the hypothesized asteroid hit the Earth? Read Details
Which of these is not a characteristic of Stegosauria? Which of these is not a characteristic of Stegosauria? Read Details
What was the name of the ocean between India and Asia as wel… What was the name of the ocean between India and Asia as well as Africa and Europe? Read Details
What does the variety of large tail clubs and associated spi… What does the variety of large tail clubs and associated spikes on ankylosaurids suggest? Read Details
___________________ became the dominant gymnosperms during M… ___________________ became the dominant gymnosperms during Mesozoic. Read Details
What is the most distinguishing characteristic of the sauris… What is the most distinguishing characteristic of the saurischians? Read Details
On what continents are the most dinosaur fossils found? On what continents are the most dinosaur fossils found? Read Details
What are some evidences for late Cretaceous cooling? What are some evidences for late Cretaceous cooling? Read Details
If a dinosaur bone is found between two layers dated at 90 m… If a dinosaur bone is found between two layers dated at 90 million and 70 million years, respectively, what is the age of the dinosaur bone? Read Details
