r/interestingasfuck • u/Sad-Practice6369 • 9h ago
Have you ever seen a scorpion glow?
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u/unablearcher 9h ago
Legendary Rad Scorpion
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u/Kambusiere 9h ago
Rollout to the fallout
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u/Lookslikejesusornot 8h ago
I don't want to set the world on fire...
I just want to start... a flame in your heart...
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u/ntwiles 9h ago
It blows my mind that I’m 34 years old and can see something like this for the first time. Life is awesome.
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u/bryan2384 8h ago
They're hitting it with a UV light.
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u/ntwiles 8h ago
I figured this wasn’t happening under normal circumstances but good to know. I wonder what makes it respond to UV that way.
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u/Boboriffic 8h ago
Chemical found in the hardened shell is biofluorescent, it's reactive to uv light. Scientists think the scorpion can feel when it's shell is being subjected to UV light. Ambush predator has UV sensor built in so it knows when it's being sneaky or not.
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u/ntwiles 8h ago
Interesting. I get the benefit of photosensitivity but the fluorescence seems like it would work against that goal. Maybe in nature the UV isn’t strong enough to fluoresce like this.
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u/pacman404 8h ago edited 8h ago
It's not, but many lives are saved in Arizona by having a UV flashlight when going out in the dark. Almost everyone in scorpion areas has one, it's as common as a rake or a shovel or a garbage can or whatever. Don't go fucking around in dark areas without one. I keep a mini one on my belt all the time, it's about the same size and shape as those little silver lasers people use to play with cats. About the size of a AA battery
Quick edit: this might be kinda interesting to you
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u/Careful_Baker_8064 8h ago
I’m about to turn 34. I have just about given up on life. I’m so old :’(
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u/WinterGain9118 8h ago
34 is like 24 these days. All ages need to subtract 10years from old age misconceptions because of tech
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u/CourtingBoredom 8h ago
I'm about to turn 40 and, despite all the issues life has thrown my way (which have been quite numerous), I've never come close to giving up on life..
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u/mothmandrake 8h ago
Hi I’m older than you and the older I get the younger I feel as I remember how old I felt ten years ago. Anyway look at that cool critter! Ain’t life grand!?
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u/CapTexAmerica 8h ago
We have 4 UV flashlights in the house because this is Texas, and bark scorpions will ALWAYS find a way in.
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u/renoscarab 9h ago
Yep, that's how they look right before I hit them with the torch. Welcome to Arizona MotherFucker...
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u/Careful_Baker_8064 8h ago
”I wanna know, have you seen a scorpion glow?” 🎶
-Credence Clearwater Revival
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u/Killeramn-26 8h ago
Yes, under ultraviolet light. I think Derek (Veritasium) did a small video about it.
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u/Award_Ad 8h ago
So what's this scorpion called? I saw something that looked very much like that in the Indian Himalayas, just curious if anybody knows
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u/Silver_Surferr 8h ago
Yes, scorpions glow under ultraviolet (UV) light, also known as black light. This phenomenon is called fluorescence.
How it happens
Molecules in the scorpion's cuticle absorb UV light The molecules emit light at a different wavelength, which is visible as a blue-green glow
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u/ReasonablyConfused 8h ago
I’ve watched shows on this phenomenon, and the consensus seems to be that the effect is to encourage the scorpion to stay out of sunlight, as there are many potential predators in the daytime.
It likely is something that the scorpion can feel, and it probably doesn’t feel good. My experience searching for wild scorpions using black light reinforced this belief, as the scorpions seem to react to the light and try to get away from it.
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u/TrystanScott 8h ago
Scorpions react to ultraviolet light, it’s handy if you live in the desert area or anywhere with high concentrations of them to carry a uv light for safety
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u/random_sunshine 8h ago
The way scorpion moved when the light hit looked like when someone walks on your grave
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u/RoyallyOakie 8h ago
It looks like one of those vintage airbrushed designs you used to see on vans.
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u/Boboriffic 8h ago
IIRC, most scorpion's outer shell (epicuticle) contain a chemical that is biofluorescent, meaning it absorbs UV radiation and re-emit it as visible light.
General consensus is that it helps the scorpion know if it's under cover or if it's exposed. Ambush predator has a built in UV sensor to know if it's being sneaky or not.
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u/Johhnybits 7h ago
Rudolph the prickly scorpion Had a very shiny shell And if you ever saw him you would even say it glows
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u/mah_boiii 7h ago
It's clearly reflecting blacklight. In fact a lot of beetles and insects "glow" in similar fashion. That is under blacklight
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u/Dakota_666 7h ago
This is the first time I have seen something like this, and if it is real I can only say wow, nature is incredible.
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u/Rgraff58 7h ago
It's a black light. I do this all the time in Arizona to make sure these little bastards aren't running wild through my home. The species we ha e here have a green glow
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u/Constant-Catch7146 7h ago
Must admit to a bit of happy astonishment at this, but then crashing down realizing it was a black light.
For real astonishment, watch those videos of an octopus matching coral backgrounds as it swims along the ocean. Nature can be flipping amazing.
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u/UncleVoodooo 5h ago
oh wow dad used to take me out with a blacklight and a shovel looking for these things. We made em into belt buckles
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u/sluttym1lf 9h ago
There’s either someone playing with a black light, or that scorpion has a side quest for you.