Natural selection should favor parents who can successfully raise the most offspring.
New research is offering some answers: Natural selection can favor a mix of truth and lies, particularly when an animal has a big audience.
Therefore, we shouldn't be surprised that natural selection favored people with a taste for refrigerator locks.
Under the conventional view we asked why selection favored large size.
As a result, it seems natural selection should favor the development of a means to help in maintain and establish effective breast feeding.
Why would natural selection favor a fish with a faintly glowing belly?
Usually natural selection will favor one version of a gene over another.
History is whatever selection most favors your cultural thesis.
Yet natural selection often favored organisms that could think, and thinking is not magical.
If it does something useful, selection will favor it immediately.