fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 17 hours agowizard lizardsmander.xyzimagemessage-square16fedilinkarrow-up1127arrow-down11
arrow-up1126arrow-down1imagewizard lizardsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 17 hours agomessage-square16fedilink
minus-squarerockerface 🇺🇦@lemm.eelinkfedilinkEnglisharrow-up5·9 hours agoEvolve into fins, then gills, then come back to the ocean
minus-squaremuhyb@programming.devlinkfedilinkEnglisharrow-up1·4 hours agoProbably not the gills. Once you go lungs you never go back, looking at all those mammals in the ocean.
minus-squarerockerface 🇺🇦@lemm.eelinkfedilinkEnglisharrow-up1·2 hours agoHow do we know none of the fish species never had lungs? Isn’t it impossible to define a fish biologically without excluding a whole bunch of land living species?
Evolve into fins, then gills, then come back to the ocean
Probably not the gills. Once you go lungs you never go back, looking at all those mammals in the ocean.
How do we know none of the fish species never had lungs? Isn’t it impossible to define a fish biologically without excluding a whole bunch of land living species?