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fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 20 days ago

the public demands ANSWERS

mander.xyz

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the public demands ANSWERS

mander.xyz

fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 20 days ago
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  • Klear@quokk.au
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    20 days ago

    Touch is a good option to distinguish between a jaguar and a shark in a dark room - jaguar is soft and shark is smooth. Easy. You’ll never again confuse a jaguar with a shark.

    • leftzero@lemmy.dbzer0.com
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      Shark’s only smooth from front to back. Otherwise shark’s sandpaper.

      • Klear@quokk.au
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        20 days ago

        Nope. Sharks are smooth as hell in all directions.

        • moody@lemmings.world
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          20 days ago

          In general, the crowns of dermal denticles have cusps pointing tailward, which is why a shark feels relatively smooth if stroked from head-to-tail but sandpapery coarse if stroked the other way.

          http://www.elasmo-research.org/education/white_shark/scales.htm

          • Zorcron@piefed.zip
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            20 days ago

            It’s telling me that shark skin is “smooth from all directions and at all times”

            • moody@lemmings.world
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              Are you reading the same thing I’m reading? Literally every search result describes shark skin as dermal denticles, or sharp tooth-like scales aligned from front to back, “relatively smooth” in one direction, and sandpaper-like in the other.

              Apparently other animals regularly get injured brushing up against them.

              • SparroHawc@lemmy.zip
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                20 days ago

                Well, I’m touching a shark right now. Rubbing it every which way. No direction is off limits. It’s smoother than the finest silks

                • Honytawk@feddit.nl
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                  20 days ago

                  But other question, is shark wet?

                  • EddoWagt@feddit.nl
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                    20 days ago

                    Presumably their skin doesn’t absorb or hold water much, if at all. So shark is probably dry

      • village604@adultswim.fan
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        20 days ago

        No, sharks are smooth all over.

    • Whats_your_reasoning@lemmy.world
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      I remember when I went to an aquarium as a kid and touched the sting rays in the touch tank. That texture has stayed in my mind ever since. I still can’t find anything it compares well to.

      • smeenz@lemmy.nz
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        I still can’t find anything it compares well to.

        So … what was it like ?

        • Mantzy81@aussie.zone
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          20 days ago

          Like an eagle ray

        • Timecircleline@sh.itjust.works
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          20 days ago

          Well stingrays are closely related to sharks, and sharks are smooth so…

      • Imgonnatrythis@sh.itjust.works
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        20 days ago

        You might enjoy a shagrin couch.

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