fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 个月前Hatzegopteryxmander.xyzimagemessage-square172fedilinkarrow-up1742arrow-down111
arrow-up1731arrow-down1imageHatzegopteryxmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 个月前message-square172fedilink
minus-squareUmbrias@beehaw.orglinkfedilinkEnglisharrow-up2·4 个月前Well hollow bones in birds aren’t for flying but for breathing purposes so your second point isn’t exactly right.
Well hollow bones in birds aren’t for flying but for breathing purposes so your second point isn’t exactly right.