I just gave my LFS 2 3.5 inch arrow head puffers. It was time to redo that tank. They were totally cool. My wife hated them. the way the lurked around, head down a little. She said they looked like amoebas.
Mean little guys though
Matt
Milfors,CT
My black ghost knife fish--he is one real odd character, and very endearing. Last night he was in his cave upside down with his head sticking out, mouth open, just doin' a little shimmy--not sure what THAT was all about!!!