A passage from Carl Sagan's book written 25 years ago
(media.kotakuinaction2.win)
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Aww, you didn't even CARE about my wonderful theorization of hummingbird growth!
Sure they have. God of the gaps argument, yawn. Every single fossil is a transitional fossil.
When lots of ecological niches open, things grow into those niches. That is how you'll have two very different species occupying the same niche in different locations: The niche was open, so something wound up taking it.
Micro and macro are merely levels of scale. Microeconomics done ten thousand times is macroeconomics. Microevolution done ten thousand times is macroevolution.
But you're not here for a good... "faith"... conversation. Ah? See what I did there? ACKNOWLEDGE MY PUN!