Comment on Considering the old model is made with shrink-wrapping this is viable option

• Devadander@lemmy.world ⁨2⁩ ⁨days⁩ ago

  Display and / or temperature regulation. What’s the ‘purpose’ of any exterior adornment?

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  • hypnicjerk@lemmy.world ⁨2⁩ ⁨days⁩ ago

    jorking peanits

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    • witchybitchy@lemm.ee ⁨2⁩ ⁨days⁩ ago

      “no no he has a point”

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  • Anomalocaris@lemm.ee ⁨2⁩ ⁨days⁩ ago

    time to compare mass/cooling appendage area for dinosaurs and elephants (they use their ears for cooling).

    problem.

    Weren’t spinosaurs aquatic? cooling surfaces like those aren’t needed if you’re in the water.

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    • Devadander@lemmy.world ⁨2⁩ ⁨days⁩ ago

      I’m not an expert on these, just pointing out they aren’t made for attaching large neck muscles

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      • Krauerking@lemy.lol ⁨2⁩ ⁨days⁩ ago

        This is such a paradoxical statement that it becomes like an answer to a puzzle on how to use 17 words to say nothing then.

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• Akasazh@feddit.nl ⁨2⁩ ⁨days⁩ ago

  Usually weird protrusions on dinosaurs have to do with sexual distinction, rather then function.

  Even the horns and neck shield on the triceratops are more about sex than about offense/defense

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  • andros_rex@lemmy.world ⁨1⁩ ⁨day⁩ ago

    As continued in modern male birds having the more extravagant displays.

    Part of the evidence for dinosaurs being birds is that female dinosaur bones show the same changes that female birds during their reproductive cycle - they build up like extra blood structures for support iirc.

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• finitebanjo@lemmy.world ⁨1⁩ ⁨day⁩ ago

  Some recent evidence suggests the Spinosaurus may or may not be semi-aquatic. We’ve got a super limited fossil record from this region of Egypt.

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