Discovery and Identification
Appearance and Characteristics
Diet and Behavior
100

Where were the giant arms of Deinocheirus discovered? 

Omnogovi, an area in Mongolia's Gobi Desert.

100

How long was Deinocheirus?


11 meters.

100

Was Deinocheirus a predator?


No, it was not a predator.

200

In what year were the giant arms of Deinocheirus found?

1965.

200

How much did Deinocheirus weigh?


6,000 kilograms.

200

What did Deinocheirus probably eat?


Fish, small animals, and soft plants.

300

How long were the claws of Deinocheirus?


Over 25 centimeters long.

300

What was unique about Deinocheirus's back?


It had a rounded hump or "sail."

300

Why do paleontologists believe Deinocheirus had long arms?

 To dig for food or to pull down high branches.

400

What does the name Deinocheirus mean?



Terrible hand.

400

What did Deinocheirus's head look like?


Similar to a horse's head.

400

Could Deinocheirus move quickly?



 No, it couldn't move quickly.

500

What did paleontologists use to estimate the body size of Deinocheirus before more fossils were found?



Deinocheirus's arms.

500

What type of dinosaur was Deinocheirus?


Ornithomimosaur.

500

What is one reason why some scientists might find the discovery of Deinocheirus's full appearance a bit sad?


Because the mystery of its appearance is now gone.