Melatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml · edit-27 months agoI was just listening to eons in my car and specifically the episode about armored fish, and the thought occurred to me: isn't evolution ultimately selecting for adaptability?m.youtube.comexternal-linkmessage-square34fedilinkarrow-up10arrow-down10file-text
arrow-up10arrow-down1external-linkI was just listening to eons in my car and specifically the episode about armored fish, and the thought occurred to me: isn't evolution ultimately selecting for adaptability?m.youtube.comMelatonin@lemmy.dbzer0.com to Asklemmy@lemmy.ml · edit-27 months agomessage-square34fedilinkfile-text
minus-squarefishos@lemmy.worldlinkfedilinkEnglisharrow-up0·7 months agoA coastline absolutely can vanish(submerged) or be against geography, such as rocky cliffs, that is unsuitable. “Coastlines can’t stop existing, only move” is semantic nonesense.
minus-squareFaceDeer@kbin.sociallinkfedilinkarrow-up0·7 months agoIf a coastline submerges a new coastline is created further inland. ie, it moved. Or are you proposing a situation where all land is submerged?
minus-squareintensely_human@lemm.eelinkfedilinkarrow-up0·7 months agoYou’re right, a beach can be replaced by cliffs that a crocodile wouldn’t be able to make use of. That’s a good point.
A coastline absolutely can vanish(submerged) or be against geography, such as rocky cliffs, that is unsuitable. “Coastlines can’t stop existing, only move” is semantic nonesense.
If a coastline submerges a new coastline is created further inland. ie, it moved. Or are you proposing a situation where all land is submerged?
You’re right, a beach can be replaced by cliffs that a crocodile wouldn’t be able to make use of. That’s a good point.