Why did dinosaur become extinct

The most common theory about dinosaur extinction is that impact of a large meteor initiated a series of events that kill the dinosaur. However, there are other theories as well. In this video, Neal Adams argues that dinosaur were migratory animals. The Mediterranean opened 63 million years ago, due to the expansion of earth. This prevented migration of dinosaur to Eurasia causing their extinction. Edited by Ashraf

You need to login to download this video.
login or signup

Channels: Others

Tags: Dinosaur Extinction

Uploaded by: ( Send Message ) on 16-10-2010.

Duration: 1m 57s