13 Movie & General Now-You-Know Facts To Rev Up Your Gray Matter
Turns out, teeth are just the final form of fish scales.
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If you somehow guessed that mammals got their teeth from fish scales, we’d be truly impressed by that brilliant yet incomprehensible thought process. Because, it turns out, that’s 100% right. Here are more details on that and another 12 stories:

Source: PubMed
Jeopardy!

Source: Baltimore Sun

Source: Directors Guild of America
Apocalypto

Source: MovieWeb

Source: CNN

Source: Library of Congress
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Source: The Guardian

Source: BBC

Source: RFI
London
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Source: London Fire Brigade

Source: Good Housekeeping
Jim Carrey

Source: Entertainment Weekly
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Source: SlashFilm