Prehistoric Giant Animals

Which of the following giant animals was the largest land mammal ever known?

• Megalodon

• Paraceratherium

• Woolly Mammoth

• Argentinosaurus

What was the estimated weight of the largest land mammal, Paraceratherium?

• 25-30 tons

• 5-10 tons

• 15-20 tons

• 40-50 tons

Compared to a modern elephant, how much larger was the prehistoric elephant, Deinotherium?

• 50%

• 100%

• 75%

• 25%

Which giant prehistoric bird had a wingspan of up to 24 feet?

• Quetzalcoatlus

• Argentavis

• Pteranodon

• Archaeopteryx

How did the size of Megalodon compare to modern great white sharks?

• Megalodon was significantly larger than modern great white sharks.

• Megalodon was smaller than modern great white sharks.

• Megalodon and modern great white sharks were the same size.

• Megalodon was a fictional creature and not real.

What was the estimated length of the prehistoric snake, Titanoboa?

• 50 feet (15.2 meters)

• 30 feet (9.1 meters)

• 42 feet (12.8 meters)

• 20 feet (6.1 meters)

Which giant prehistoric mammal had tusks that could reach up to 16 feet in length?

• Saber-toothed Tiger

• Woolly Mammoth

• Wolly mama

• Megalodon

In terms of size, how did the prehistoric shark, Dunkleosteus, compare to modern sharks?

• Dunkleosteus was smaller than modern sharks.

• Dunkleosteus was the same size as modern sharks.

• Dunkleosteus was a mammal, not a shark.

• Dunkleosteus was significantly larger than modern sharks.

What was the estimated weight of the prehistoric bear, Arctodus simus?

• 4,500 pounds

• 1,500 pounds

• 2,000 pounds

• 3,000 pounds

Which giant prehistoric reptile had a skull that could reach up to 10 feet in length?

• Mosasaurus

• Pteranodon

• Tyrannosaurus Rex

• Diplodocus