Hello all,i have a 4inch dovii i think is a male.however today i purchased 2 more that are only 2inchs.the 2 newys have very pointy dorsal and anal fins and they look rather detailed on their bodys[spots & blue hues].also the 4inch original one has tiny black dots just behind gills and a lot on its lower body,but rounder fins.my point is r their 2 types of dovii?i mean could i have 2types as theirs sighns of males with all 3.r costa rican and nicaraguense dovii the same as each other?does one grow bigger.man im confused.any input would be great.ta.