General_Effort@lemmy.world to science@lemmy.worldEnglish · 1 month agoTeeth first evolved as sensory tissue in the armored exoskeletons of ancient fish, fossil scans findphys.orgexternal-linkmessage-square30fedilinkarrow-up1197arrow-down14file-text
arrow-up1193arrow-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 · 1 month agomessage-square30fedilinkfile-text
minus-squarelars@lemmy.sdf.orglinkfedilinkEnglisharrow-up1·1 month ago swim bladder I beg your pardon
minus-squareGeneral_Effort@lemmy.worldOPlinkfedilinkEnglisharrow-up1·1 month 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.