RE: Detecting design or intent in nature
January 27, 2015 at 4:18 pm
(This post was last modified: January 27, 2015 at 4:19 pm by Heywood.)
(January 27, 2015 at 4:09 pm)downbeatplumb Wrote:(January 27, 2015 at 4:00 pm)Heywood Wrote: Evolution doesn't always lead to advancement. Some evolved abilities can be lost if they no longer contribute to fitness.
No. If something has evolved it is always present in the genes and it is easier for it to emerge again later.
You still get people with tails and full body hair for example.
Here is an article that gives an example of what you are talking about:
reverse evolution found in seattle fish
Knowing that our dumb as cow descendants will have non-manifested genes for smartness is not much comfort to me.