I get the impression from the other comments that a popular YouTuber made a recent video about it, where I’m guessing he tried to be a smartass about some of the implications of “fish” being ambiguously defined, and a bunch of his more credulous viewers have got the wrong end of the stick and ran with it?
I mainly know the idea from an old QI episode that explained it as “there’s no such thing, biologically speaking”, which in turn became the title of the show’s researchers’ long-running podcast “No Such Thing As A Fish”.
I get the impression from the other comments that a popular YouTuber made a recent video about it, where I’m guessing he tried to be a smartass about some of the implications of “fish” being ambiguously defined, and a bunch of his more credulous viewers have got the wrong end of the stick and ran with it?
I mainly know the idea from an old QI episode that explained it as “there’s no such thing, biologically speaking”, which in turn became the title of the show’s researchers’ long-running podcast “No Such Thing As A Fish”.