
Kate
These fish will eat anything. Flakes, pellets, frozen foods, live foods, you name it. The fact that it has doubled in size confirms there's nothing wrong with your food.Hubert wrote: What can I feed them? I've been feeding my little guy (1-1.5") Betta pellets and Danios.
Not that I know of. Probably the best way in mature specimen is to look from above. Males should be more slender and a little smaller than females.Hubert wrote: Is there a way I can tell the sex of him/her?
(*Edited quote*)Hubert wrote: What kind of tank set-up (substrate, ornaments...) should I have for him?He is in a bare tank.
Depends on what you like, but see to it that these fishes are high-built. Slender fish, like Danios and many Tetras will become snacksHubert wrote: What fish would be compatible with him (IE. are big enough that he wouldn't eat)?