fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 months agoChocobomander.xyzimagemessage-square63fedilinkarrow-up11.1Karrow-down12
arrow-up11.1Karrow-down1imageChocobomander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 2 months agomessage-square63fedilink
minus-squareBoobaAwooga@lemmynsfw.comlinkfedilinkEnglisharrow-up5·2 months agoWhen did and why did dinosaurs go from giant fangs to beaks? Or are reptiles more direct descendants of those dinosaurs
minus-squareᴍᴜᴛɪʟᴀᴛɪᴏɴᴡᴀᴠᴇ @lemmy.dbzer0.comlinkfedilinkEnglisharrow-up13·2 months agoBirds are the only direct descendents of dinosaurs. Reptiles were around at the same time as dinosaurs and evolved independently. There are huge differences, scales instead of skin and feathers, cold blooded instead of warm, etc. Why Do Birds No Longer Have Teeth?
minus-squareTlaloc_Temporal@lemmy.calinkfedilinkEnglisharrow-up3·2 months agoTL;DR: Beaks are a lot lighter and more easily adapted than teeth.
minus-squareSwedneck@discuss.tchncs.delinkfedilinkEnglisharrow-up7·2 months agofwiw there were plenty of non-avian dinosaurs with beaks, ceratopsids for one.
minus-squaresocsa@piefed.sociallinkfedilinkEnglisharrow-up1·2 months agoFangs are still pretty rare in reptiles. Most lizards have basically some form of serrated beak.
When did and why did dinosaurs go from giant fangs to beaks? Or are reptiles more direct descendants of those dinosaurs
Birds are the only direct descendents of dinosaurs. Reptiles were around at the same time as dinosaurs and evolved independently. There are huge differences, scales instead of skin and feathers, cold blooded instead of warm, etc.
Why Do Birds No Longer Have Teeth?
TL;DR: Beaks are a lot lighter and more easily adapted than teeth.
fwiw there were plenty of non-avian dinosaurs with beaks, ceratopsids for one.
Fangs are still pretty rare in reptiles. Most lizards have basically some form of serrated beak.