Comment on wizard lizards
rockerface@lemm.ee 1 week 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?
Comment on wizard lizards
rockerface@lemm.ee 1 week 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?
muhyb@programming.dev 1 week ago
We probably can’t. It’s just lungs are more complex than gills and usually evolution goes towards to more complex systems. If you’re talking about classification, I wouldn’t say impossible. Though I’m not a taxonomist.