over feeding it ,taking it out of tank or vase and not claening its tank
Betta fish change color by there environment and the types of food that you feed it. If your Betta fish is loosing color that means that your Betta is sick.
Hundreds is typical although some will die young.
Yes
Betta fish get in fights with fish with colorful fins and bodies. If your betta gets in a fight while your away,the weaker fish may die. But if you see your betta fight with another fish you should try to split the two fish apart [or all the fish that are fighting].
it will be sick but if it continues then your betta will die.
Dont even try to make betta fish fight!
You can place a mirror in front of it and it will fight as though it was another betta. However if you keep the mirror in for too long your betta will get stressed out and die, so best not to do that.
Bettas can die at any time.
I think so
no, one of the fish will get attacked and die
Betta fish can die due to various reasons, including poor water quality, improper tank conditions, overfeeding, diseases, and stress. It is important to provide a suitable environment and proper care to ensure the health and well-being of betta fish.
Betta dish actually don't sleep, or they'd die.