Primitive snakes

[Removed_2815]

Originally posted by JimmyDavid
Creating an extra gene and changing from male to female is a genetic change.

Here, i found a site on that:
http://www.crystalinks.com/biology2.html

But there are lots of cases involving populations of frogs, fish and certain anphibians.

Absolute garbage once again. Estrogen-like toxins are responsible in your "source." As I have previously explained, this is not a genetic change but merely a response to varying hormones.

Ryan

Edit: if you want to be taken seriously here, citations of peer-reviewed journals are acceptable, not private websites.