/u/pancakeghost12's posts in /r/askscience
1 upvotes
Mark as read: Add to a list
In Natural selection, do species evolve only due to mutations, or will they adapt to the environment and mutations as well? When we say that birds have wings to fly, is that chance or is it an adaptation to its environment?
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
