What are these?

[Jmyc1]

I’ve had neon tetras for nearly a year..does anyone know what these are.

 

[Bruce Leyland-Jones]

I was tempted to say;
"Yes...Neon Tetras are small fish of the family characin, well known throughout the aquarium hobby an very popular, on account of their striking iridescent electric blue stripe, over a scarlet body."

But that would not have been helpful.
So, to answer the real question...

Sorry, but not from that photo.
What are we supposed to be looking at? Description?

 

[AdoraBelle Dearheart]

I genuinely have no clue what I'm looking at.

Sorta like an image of synapses in the brain, a little like a galaxy or nebula or some space term too brainy for me, or maybe worms under a microscope?

I give up! Tell me the answer

 

[CaptainBarnicles]

I'm going to have a guess and say ...snot