he ate almost a day and half ago. Was not like a fed him 10 mins ago.
Ahhh I misread what you posted, I thought you fed him, then went to pick him up 30 minutes later lol.
Hissing is normal, I get hissed at all the time, I don't really see it as aggression, it's more for show...to show how "tough" they are . I wouldn't worry about it