• "The first mammals appeared at the very end of the Triassic Period, but they were different from mammals today"(Lessem 50).

• Largest types of sauropods:

"1. Plateosaurus

2. Diplodocus

3. Supersaurus

4. Brachiosaurus

5. Ultrasaurus

6. Seismosaurus"

(Lessem 34).

• "T. rex grew to at least 40 feet in length and up to 7 tons in weight"

(Lessem 8).

Interesting Facts