Originally Posted by peachii
When nerites breed, the male gets on the female and they fit together, he then extends his reproductive organ inside her shell and wraps it around. So I think that is his organ, stuck outside because that is what it looks like when it's extended out, which normally you wouldn't have been able to see. He had a malfunction :P
Cool snail expert. So you're saying my Nerite trying to mate with Spixi? I wonder what's the end result going to be.
Also I try pulling its "thingy" with a tweezers hopefully that's not the cause of losing his manhood.