celticpyro: currentsinbiology: (via ScienceAlert (@sciencealert) • Instagram photos and videos) Whoa. This X-ray shows the left hand of a 10-year-old boy with polydactyly. It’s actually a relatively common condition, but usually the extra fingers
tags:
original: https://www.tumblr.com/blog/view/jstmgnm/160099874250