@MathewEdessa maybe. the thing is, there's NO difference between physical traits (like lung cap)... @JayMan471 @mdavilamartinez @TOOEdit
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Replying to @hbdchick
@MathewEdessa ...and behavioral traits (like altruism) when it comes to evolution.
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@MathewEdessa ...they're either selected for 'cause they're useful...or not. (or genetic drift.) @JayMan471 @mdavilamartinez @TOOEdit
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