right. they are from sri lanka, they grow to 2'' (5cm) (in a big tank), temp of 23-27 degrees celsius and are community fish...
Hang on. they are the basics. Heres a site for all info... lolz.
Cherry barb (Puntius titteya / Barbus titteya) with photo/picture
Except... Males are redish most of the time. they go darker red during breeding. Females are the brighter yellowy/orange/brown colour. both are there.
There are more sites. thats not the best. i'll find a better one.