Whats a good weight for a 6 male BCI? Ive had mine for about 6 months or so maybe less and shortly after I got him he weighed 3Kg. Is that kind of light, I think he looks a little skinny. His old owner told me he was eating a medium rat every 3 weeks. He now gets a medium/large rat every 10-14 days and is always there waiting. Even waits when I feed the rest of snakes, every 7 days.