this post was submitted on 20 Jul 2024
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submitted 3 months ago* (last edited 3 months ago) by [email protected] to c/[email protected]
 

I thought it looked cool, so here it is. I do not know its species, any ideas ?

lmk if there's a more suited community for this ! I've got a few more I took recently !

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[–] [email protected] 8 points 3 months ago* (last edited 3 months ago) (1 children)

Emerald damselfly, or migrant spreadwing. Nice pic.

[–] [email protected] 3 points 3 months ago* (last edited 3 months ago)

Ah ! Fitting name ! Thanks !

[–] [email protected] 4 points 3 months ago (2 children)

I have multiple pictures of it, and I always see a black dot on the big viewing sensors.

What is that ?? Light absorption ?

[–] [email protected] 2 points 3 months ago (1 children)

It's called a pseudopupil. It's the part of the compound eye that's collinear with your line of sight. As you said, the light is absorbed there and registered by the dragonfly. The surface of the rest of the eye is at an angle and reflects light from the surrounding, which makes it look brighter.

[–] [email protected] 1 points 3 months ago

Damn that's interesting ! Thanks !

[–] [email protected] 2 points 3 months ago (1 children)

Fantastic picture. Thanks for sharing.

[–] [email protected] 1 points 3 months ago

Thank you !