The Thing

No.14373736 ViewReplyOriginalReport
Sorry if this is the wrong board, I'm posting here because maybe someone into biology could help identify whatever process occurred. What the hell is this? I was cleaning my aquarium and found this thing on my sponge filter. I'm pretty sure it was originally a dead earwig that fell into the water. But why is it decaying like that? What the fuck? Including an even worse pic in the thread