Discussion board 4

Dinosaur Extinction, what caused it ? Contrast tow Hypotheses

There are two main hypotheses about dinosaur extinction
The “intrinsic gradualists”

The “extrinsic catastrophists”
Read these two links and  decide what hypothesis you agree more
https://ucmp.berkeley.edu/diapsids/extinctheory.html

https://newscenter.lbl.gov/2010/03/09/alvarez-theory-on-dinosau

You can leave a response, or trackback from your own site.

Leave a Reply

Powered by WordPress | Designed by: Premium WordPress Themes | Thanks to Themes Gallery, Bromoney and Wordpress Themes