Well i have had a red tail boa for a year know i want a burm. I really love this snakes and i relly want one. And i would probaly(sp) get a male. But i have 2 questions.

1. What size do males usually get?? I have read that they get 15-20 is this true??

2. And how big would one of this snakes be when they are 20 years old??