What is this freshwater worm? Was it hurting the shrimp or snails?

HELP! Anyone know what disease this is?

Plecos be plecin’

starA test that is used to help determine whether or not someone

Is this some kind of mating ritual or they are fighting?

Tiny murder machine

Sissyness Disease

Sick nneon tetras (more in comment)

URGENT! Is my cichlid (Nathan) dying? He stays in a position

Molly Whirling Disease? Something else?

I have a horny disease, I'm sorry.

I wasn't on a gap year, my DNA was being spliced with my mom's