Lessemsaurus

Do scientists know the details on why the dinosaurs suddenly grew larger?

• Yes

• No

How did the dinosaurs grow over time?

• Didn't grow much

• Consistently over time

• Short, intense bursts

• Didn't grow at all

What period was it when it is believed that Dinosaurs grew in body size?

• Triassic Period

• Jurassic Period

• Cretaceous Period

• Permian Period

What are the prominent features of a Brachiosaurus

• long-necked, long-tailed, straight-legged with giant bodies and small heads

• short-necked, short-tailed, arched-legged with small bodies and a large head

When did the Brachiosaurus live?

• 300 Million years ago

• 250 Million years ago

• 200 Million years ago

• 150 Million years ago

What was the age relationship between the Brachiosaurus and the Lessemsaurus?

• The Brachiosaurus is older than the Lessemsaurus

• The Brachiosaurus is the same age as the Lessemsaurus

• The Brachiosaurus is younger than the Lessemsaurus

How heavy was the Lessemsaurus?

• 4-7 Tons

• 8-11 Tons

• 10-13 Tons

• 13+ Tons

When did the Lessemsaurus live?

• 325-301 Million years ago

• 300-238 Million years ago

• 237-207 Million years ago

• 206-150 Million years ago

What country would the Lessemsaurus have lived in this time of age?

• Argentina

• Brazil

• Mexico

• Peru

What was a noticeable feature of the Lessemsaurus?

• Long limbs

• Long neck and tail

• Large head

• Small neck and tail