fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 天前stars & sharksmander.xyzimagemessage-square53fedilinkarrow-up1817arrow-down18
arrow-up1809arrow-down1imagestars & sharksmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 天前message-square53fedilink
Aren’t appendages external?