They are scared. esecially whenthey move into a new tank.
keeping multiple bettas in the same tank is not reccomended
None are recommended if the Betta is a male.
Go to petsmart and ask a person there to show you witch is best for your baby betta fish.
Y-E-S they can! Go to youtube and type betta fish doing tricks.
No they cannot, also if you put two Betta fish together, they will fight.
Betta fish do not eat fish.
other Betta fish and the bigger fish.
No betta fish are carnivores.
Go fish
Well, if you love your Betta fish, then it should live by itself. But if you add another Betta to your current Betta fish's tank, then they will start a fight because Betta Fish are Siamese fighting fish and if one Betta is in contact of another Betta, the possible reason would be a fight between them two.
A betta is a fish of the species Betta, especially Betta splendens, commonly known as the Siamese fighting fish.