Official 30 Lec 2
Question 4 of 6
What does the professor imply about crocodiles ?

A.

They provide fewer clues about dinosaur nesting behavior than birds do.

B.

They share many behavioral characteristic with birds like the ostrich and kiwi.

C.

They have larger clutch volumes than most dinosaurs had.

D.

The female and the male work together to guard their nest.

正确答案:A

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