• Drusas
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    928 days ago

    I appreciate that information. However, flounders themselves are not bilaterally symmetrical. I have caught many dozens of them and it’s pretty easy to tell that they are not.

    • fakeaustinfloyd
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      628 days ago

      Flounders are born symmetrical; eye migration happens as they transition to the juvenile stage of growth.

      • @BreadOven
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        228 days ago

        Isn’t it referring to during development? Like as they’re forming, they are bilateral? I haven’t taken developmental biology in many years, so I’m maybe wrong.

        • @Crashumbc
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          328 days ago

          They are born (or hatch too lazy to look up) and their eyes move later once they get larger.

          • @BreadOven
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            127 days ago

            Yeah. I just wasn’t sure at what point things are considered to be bilateral or otherwise.

            I thought it may have been during the development process, but can’t remember.

        • Drusas
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          126 days ago

          They’re only bilateral when they’re very young. And even then, everyone is just focusing on the eyes. The body of the fish is also not exactly bilateral. Just fillet a flounder of any age (or watch a video on it) and you’ll see.

          • @BreadOven
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            218 days ago

            Sorry, I’m talking about like when the fish first starts developing. Like how the initial cells orient themselves. I just have to look up what the definition actually is.

      • Drusas
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        126 days ago

        Oh, I know. It’s very interesting. But when people imagine a flounder, they generally don’t imagine a juvenile unless juvenile has been specified.