yes
Obviously, piranhas do, and though bettas don't necessarily eat their companions, bettas fight fiercely and excessively, unless you get the peaceful betta, which is strongly recommended for home aquarists. Larger fish, such as angelfish, may eat extremely small fish such as guppies.
probably bettas or other aggressive fish or atleast they will eat other fish.
Bettas will eat baby guppys as will most other fish, but in general, male Bettas will only fight with other male Bettas. They do not fight with other species of fish
Most any other community tropical fish, with the exception of any fish small enough for the beta to kill and eat.
In the wild they eat small insects and mosquito larvae. So other foods bettas enjoy are bloodworms (live, frozen, or dried) and small brine shrimp.
Yes, bettas may eat baby snails as they are carnivorous and will consume small invertebrates.
Yes, Dragon fish are meat eating scavenger. They eat shrimp and sometimes eat a small sick or injured fish but it is not predatory fish They are opportunistic feeders they primarily eat insects and other invertebrates and larvae. Fu'ad from Dire Dawa
No, bettas will often eat the guppies.
Yes that is why it is not recommended to put any fish with any bettas
yes but very small ones
Yes, bettas may eat snail eggs as they are carnivorous and may consume small invertebrates like snail eggs.
Yes, bettas may eat snails as part of their diet, as they are carnivorous and will consume small invertebrates like snails.