General_Effort@lemmy.world to science@lemmy.worldEnglish · 3 days agoTeeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans findphys.orgexternal-linkmessage-square29fedilinkarrow-up1191arrow-down13file-text
arrow-up1188arrow-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 · 3 days agomessage-square29fedilinkfile-text
minus-squareGeneral_Effort@lemmy.worldOPlinkfedilinkEnglisharrow-up1·1 day 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.
I beg your pardon
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.