Which dinosaur had three facial horns?
- Ankylosaurus
- Triceratops
- Velociraptor
- Maiasaura
What dinosaur has powerful, serrated teeth and short, stubby arms?
- Tyrannosaurus Rex
- Velociraptor
- Parasaurolophus
- Spinosaurus
What two dinosaurs were thought to hunt in packs? Select both.
What dinosaur was thought to be nurturing towards its young?
- Maiasaura
- Parasaurolophus
- Ankylosaurus
- Spinosaurus
What was thought to be the function of the head crest of the Parasaurolophus ? Select all.
- Camouflage
- Defense
- Communication
- Thermoregulation
What made the spinosaurus unique among theropods?
- It often walked on two legs
- It lived a semi-aquatic lifestyle
- It was a carnivore
- It had a long tail
What dinosaur had an armored club for a tail?
- Velociraptor
- Maiasaura
- Triceratops
- Ankylosaurus
What dinosaur may have been prey for Tyrannosaurus Rex?
- Triceratops
- Spinosaurus
- Deinonychus
- Velociraptor
Fossils from what dinosaurs of the Cretaceous Period may be more than 100 million years old?