i just got this betta a few days ago right now the betta started to lose a bit of its tail
it used to be like this
now its like this
does anyone know whats wrong with this betta? it will be appreciated
i have a 10 gallon tank and i have 3 zebra danio 4 swordtails 2 tetras 2 rosy barbs and 6 guppies can all these guppies fit or should i get another tank