That's how teeth are supposed to look, says Britain. Americans, take note.http://www.thedailymash.co.uk/news/health/thats-how-teeth-are-supposed-to-look-says-britain-2015052798615 …
But was this because of their parts wearing out or something environmental?
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I know many evo biologists think women go thru menopause so long before before death coz evolution favours kids with grandmothers
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Which would suggest natural lifespan longer than 40.
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... dammit. Hate when I think I recall a reference and can't find it. :-/
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I'm in same boat trying to think of audio book which discussed consistency of lifespan over time. Was it Pinker or a medievalist?
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