i also am confused for some colouring between pineapples and chocolate betta. my ct i believe is a pineappple due to the yellow/black pattern on his body, se seems 60% black and 40 yellow but the pattern is consistent and obvious. the fins are light yellow with black edges.
Kigurumi (F) yellow PK 7/4/13, Kurama VT 9/8/13, Zeydalus Salamander EE PK 21/3/14, Ryuk turquoise dragon DeT 8/5/14----Crested Gecko (8ths old) Sven Cal 27/12/11,
RIP: Osiris copper DT, Nel blue VT, Nelliel turquoise grizzle DT, Zaku red cambo, Blitzkreig Pineapple CT, Halloween orange chocolate DeT, Grimmjow, turquoise green CT