sting

Hi, Does someone has any info about the effect A walking catfish's poision have on other fish? thank you

So i just bought my green terror the other day ,well about 5 days ago. And since ive put him in my tank . Hes been pooping long clear threed like feces. He seems to be acting normal with his swimming. He seems to stare at the heater a quite a bit though? Seems interested in food . Stares at...