Bettas can be kept safely in a gallon or more, depending on how active he/she is. If you want your betta to be really happy, get a 5+ gallon tank. Any size gravel/rocks will work, and my betta seems to like the plants I added. Remember, bettas like roomy habitats.
Mostly anything. You don't need a filter, so they can live happily in a bowl. I have had a crown tail betta in a fish bowl with a few caves and rocks, and he has been happy for about three years!
A crowntail is a beta fish with a teardrop-shaped fan tail. The tail of a crowntail beta distinguishes it from other betas. The crowntail is a Siamese fighting fish that grows to 1.5-inches in length.
There are currently 28 recognised Betta species.
As far as I know, crown tail, veil tail, half moon.... Theres more just google bettas and then look at the pictures.
crown tail bettas.
Betta fish grow to be an average of 2 inches from head to the beginning of the tail.
There are half moon betta, delta betta, round tail betta, long tailed betta, crown tailed betta, king betta, and others I don't know of yet.
You put them together when the female is full of eggs, and when the male builds a bubble nest.
You don't trim any fishes tail. If you do your fish will undoubtedly get fungus and die.
It's all in the tail. the males is larger and longer and the females is shorter.
it's scared of it's surroundings
Yes, but slowely.
Yes, it is called a fin.