General_Effort@lemmy.world to science@lemmy.worldEnglish · 2 days agoTeeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans findphys.orgexternal-linkmessage-square28fedilinkarrow-up1189arrow-down13file-text
arrow-up1186arrow-down1external-linkTeeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans findphys.orgGeneral_Effort@lemmy.world to science@lemmy.worldEnglish · 2 days agomessage-square28fedilinkfile-text
minus-squareGeneral_Effort@lemmy.worldOPlinkfedilinkEnglisharrow-up1·12 hours agoSwim bladders evolved from lungs. You wouldn’t think that something that makes the fishies better ocean divers originally evolved to let them breathe air.
Swim bladders evolved from lungs. You wouldn’t think that something that makes the fishies better ocean divers originally evolved to let them breathe air.