[tealily]

Originally Posted by hannah

I know that otherwise normal animals placed in a sterile environment will develop abnormalities, mainly in the stomach/intestines. Normally trillions of bacteria and microbes live here, they play a vital role in breaking down and digesting food and making vitamins, especially in herbivores. without these, the animal generally can't survive long, or if they do huge changes take place to try and compensate.
DNA is not everything, it is the blueprint for life. The blueprint must be read, understood and implemented to form a living creature, possibly it was these later stages that were messed up by the sterility.

Agree! I am thinking epic nutritional deficiencies would have been involved.