Moved the harlequins and black neons over to the 27gal tank, as they were getting bored, and moved my 3 panda corys to the 12 gal, don't no what to put with them, as i'm abit tired of tetra's as i have them in the 27gal, no livebearers given up on them, no neon tetra's either, something small any ideas, thanks.