what do you feed yours??
Snails, frozen shrimp, crawfish (not very often), goldfish........I just got my Mbu Puffer eating Massivore Pellets
what do you feed yours??
Goldfish are the absolutely worst thing you can feed to your puffer.
They are diseased, high fat, low nutrition & contain high levels of thiamine.
http://www.wetwebmedia.com/ca/volume_6/volume_6_1/thiaminase.htm