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Betta fish grow to be an average of 2 inches from head to the beginning of the tail.
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.
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.
Yes, but slowely.
Yes, it is called a fin.
Fish are not stupid. There is no chance that a Betta splendens would mistake a guppy for another Betta.
A male betta has a long flowing tail while a female has a short tail
for a few days only
It means they are getting ready to MATE
Please describe the growth and where abouts it is on the tail. REAL ANSWER-It is ok if they have it, it is not bad, they are just growing. My betta fish has this.-Mii Bunny UPDATE* Is it fallling off?then it's tail rott.-Mii Bunny
Scientists actually are uncertain whether fish actually feel pain or not.