Genesis
If you're a cory and you know it clap your.. hands
ive got a small 11litre (3.5gal) tank and id love to have a betta in it, it has a small sponge filter in, do i need a heater? as our house temperature is always very warm, the tank is currently at 25/26C is this enough? also, if i have a male, would he also appreciate a female? please please please reply, thankyou, 'gen