is there any truth to the assertion i have heard that beef heart and other mammalian protein is not advisable for feeding fish? i mean, in nature, they really don't eat much mammalian meat, except maybe piranhas and large predators, or scavengers? tsuh yang chen, nyc, USA ------------------------------------------------------------------------- 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. Search http://altavista.digital.com for "Apistogramma Mailing List Archives"!