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-up1190arrow-down13file-text
arrow-up1187arrow-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-squarego $fsck yourself@lemmy.worldlinkfedilinkEnglisharrow-up5·edit-22 days agoI wonder if this was how sharks got their skin teeth
minus-squarecjoll4@lemmy.worldlinkfedilinkEnglisharrow-up2·18 hours agoHoly crap. I’d heard of placoid scales but had no idea they were homologous to teeth. Thank you for sharing.
minus-squarego $fsck yourself@lemmy.worldlinkfedilinkEnglisharrow-up2·17 hours agoIt’s just a cool piece of information that it’s impossible not to share.
I wonder if this was how sharks got their skin teeth
Holy crap. I’d heard of placoid scales but had no idea they were homologous to teeth. Thank you for sharing.
It’s just a cool piece of information that it’s impossible not to share.