Avian Dinosaurs(Ansestors of Birds)
Where was Abelisaurus found?
Argentina
What does Triceatops mean?
Three-Horned Lizard
What does dinosaur mean?
Terrible lizards.
What 2 continets did Pangea split into durring early Jurassic?
Laurasia and Gondwana.
How tall is a Velociraptor?
1.5 Feet tall
What time period had the most avian dinosaurs?
The cretaceous
more specifically late cretaceous
What dinosaur are chickens most related to?
Despite the Tyrannosaurus rex technically being a non-avian dinosaur because of its hips, but yet the Tyrannosaurus rex is the most related to the chicken.
How long did dinosaurs rule the Earth?
165 million years
Where was the Dilophosaurus found?
The U.S.A. is where the Dilophosaurus was found; in specifics, it was found in Arizona.
What does the name Utah raptor mean?
Utah thief
What is 1 of the differences between avian and non-avian dinosaurs?
There are 2 answers...
1. Avian Dinosaurs/Bird-hipped dinosaurs have hollow bones like birds; non-avian dinosaurs/Lizard-hipped don't have hollow bones like lizards.
2. Non-avian dinosaurs and avian dinosaurs have different-shaped hips; avian dinosaurs are shaped like birds, while non-avian dinosaurs have hips shaped like reptiles.
What is the rarest non-avian dinosaur?
Berthasaura leopoldinae
Which is a therapod found in brazil.
What is the estimate of how many dinosaurs have been discovered so far?
Around 1,400 dinosaurs have been discovered.
What was the 1 super continet that the contents were all once combined on?
Pangea
What is a dinosaur that was extinct 66 million year before Tyrannasaurus rex?
Stegosaurus
What dinosaur shows that avian dinosaurs evolved into birds?
Archaeopteryx
In non-avian dinosaurs' hips, the pubis is pressed against the ischium, or is it not?
The pubis is not pressed against the ischium.
Why could they tell that some dinosaurs had feathers and some didn't?
Because the limestone preserved the print of the feathers on the rocks so they could tell that the dinosaur had feathers.
What are the 2 earliest discovered dinosaurs?
Herrasaurus and Eoraptor
After the Cretaceous was the ice age. What was it called scientifically?
Paleogene
What is one of the groups of Ornithischians (bird-hipped)?
1. Heterodontosaurs
2. Ornithopods
3. Marginocephalians/Ceratopsians
4. Marginocephalians/Pachycephalosaurs
5. Thyrephorans
6. Thyreophans/Stegosaurs
7. Thyreophorans/Ankylosaurs
What is one of the groups of Saurischians (reptile-hipped)?
1. Sauropodomorphs
2. Sauropodomorphs/Sauropods
3. Theropods
4. Theropods/Megalosaurs & Spinosaurs
5. Theropods/Allosaurs
6. Theropods/Coelurosaurs
7. Theropods/Coelurosaurs/Tyrannosaurs
8. Theropods/Coelurosaurs/Ornithomimosaurs
9. Theropods/Coelurosaurs/Maniraptorans
How did the dinosaurs diversty evolve?
As the contenints in Pangea spilt up so does the different diversity of the dinosaurs.
Even though Eoraptor stands on 2 legs it is acually the ansestor of...
Non-avian dinosaurs
What's the smallest dinosaur that lived in the late Cretaceous period in China?
Micropachycephalosaurus