can you explain these further?acestro said:Here comes the scientific part! First of all the concept of a species is one still being argued by graduate students and professors all over. Second, geographic variation is always (and often) a possibility. Third, I'd say the conditions they were raised in; social, food, water conditions, etc. Fourth I'd go with dominance (more social conditioning) where testosterone (or 11-keto-testosterone...another story) influences appearance.
...And fifth, you can be a loser and inject fish with artificial dye