What is Yangchuanosaurus?
Q: What is Yangchuanosaurus?
A: Yangchuanosaurus was a genus of theropod dinosaur from the Jurassic period in China.
Q: How did it compare to Tyrannosaurus?
A: Yangchuanosaurus had relatively short arms compared to Tyrannosaurus, but was otherwise a fairly typical carnosaur with a large head and sharp, serrated teeth.
Q: What kind of prey did it hunt?
A: Yangchuanosaurus likely preyed on sauropods such as Mamenchisaurus or stegosaurs like Tuojiangosaurus.
Q: How many species are there?
A: There are two species of Yangchuanosaurus - Y. zigongensis from the Middle Jurassic and Y. shangyouensis from the Upper Jurassic.
Q: Where were specimens collected from?
A: Specimens were collected from the Dashanpu Dinosaur Quarry of Zigong, Sichuan.
Q: How big was its skull?
A: The first skull specimen measured 82 cm (2.7 ft) long, while the other specimen had a skull length of 1.11 m (3.6 ft).
Q: How large could it get overall?
A: It may have been up to 10.8 m (35.4 ft) long and weighed up to 3.4 metric tons (3.7 short tons).
