We collected A. bitaeniata in the Rio Nanay in August 2001. At that time they were juveniles about one inch long and sex was indistinguishable. Within a few months there was no doubt. Lee Harper Media, PA ----------------------------------------------------------------------- -- This is the apistogramma mailing list, apisto@listbox.com. For instructions on how to subscribe or unsubscribe or get help, email apisto-request@listbox.com. apisto-digest@listbox.com also available. Web archives at http://lists.thekrib.com/apisto Trading at http://blox.dropship.org/mailman/listinfo/apisto_trader