Betta Eating Other Fish
If you keep a betta fish in a tank with other fish they aren t going to suddenly devour every other fish in the tank but they may do damage.
Betta eating other fish. Some can reach larger sizes but the ancestors of the pet store bettas are smaller. With the betta attacking the sick fish this is normal behavior. While other fish may be a very small portion of their diet bettas quite often do not eat other fish.
If you re keeping your betta in a tank which isn t warm enough then it s going to result in lethargy and a slower metabolism. I ve already covered whether or not you can put male and female bettas together and i gave a nod to the fact that other species of fish can live in harmony with bettas. Hey pet parents pet lovers it s a common misconception that betta fish cannot live with other fish however this is not true.
Also a 3 5 gallon is only big enough for a betta it should not house any other fish. There are feeder fish small enough for. The average body length is only a bit over an inch or two depending on the species.
All fish will eat the remains of their tank mates if given half a chance. Betta s cannot be in with any other fish because no matter the look or size they will attack them so you will either lose your betta or you ll lose your other fish. Overstocking a betta tank will cause stress and aggression in both the betta and other fish so the tetras most likely were killed by the betta or died.
Betta s do not eat other fish they kill fish for sport. Usually its fry of other fish not their own children if the owner is careless. Meaning it is fun for them.
Never choose companion fish that. They have to be alone. Very small tanks pollute quickly and turn into horrible environments for betta fish or any other living thing tiny poorly maintained tanks lead to stress disease and the premature demise of the fish.