… and Wikipedia states that the category of “fish” is paraphylatic, meaning that it is defined by convention rather than ‘fact’ and its boundaries can be argued, since it excludes some of the descendants of fish.
also, as pointed out, we use the word fish to describe lots of things that are not included in this definition, like starfish and crayfish.
SuperNovaStar@lemmy.blahaj.zone 1 week ago
… and Wikipedia states that the category of “fish” is paraphylatic, meaning that it is defined by convention rather than ‘fact’ and its boundaries can be argued, since it excludes some of the descendants of fish.
also, as pointed out, we use the word fish to describe lots of things that are not included in this definition, like starfish and crayfish.