@drlindseyfitz.bsky.social

Evolution is a mysterious thing.

https://www.sciencealert.com/human-arms-keep-growing-an-extra-artery-and-heres-why?fbclid=IwZXh0bgNhZW0CMTEAAR0xjNhtfY9jQhP6mMG2bbgDumr8tszlXAQGXVrvgZiGagA_fBPr_cgj2D4_aem_Xrd-xhLq_hpd1MA2DtPX3Q

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