You change it? My idea of changing mine is going to be putting campers instead of tents midyear. And changing the animals every month. That's change. Right?
I so want to get something like this for the classroom. Gotta see if any of my kids will murder fish first.
3 gallons. It's a really neat starter aquaponics kit, I highly recommend it if you want to get into aquaculture but are on a budget/have no idea what you're doing, lol.
The betta might work. This is the tank I was thinking of:
this is what I got my girlfriend... it looks sick and I think she's gonna be stoked.