It may be hard to swallow, but Bumpus could get bumped to the back burner
10,000 Birds
MARCH 19, 2013
This was proposed as an example of what we now call “stabilizing selection” … variation is constantly introduced into populations, but every now and then “selective forces” culls the variation out. Over the course of 30 years, the researchers collected all the road-killed swallows they encountered while doing their other research.
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