Mindibun, if you found the snake in Florida it was probably a black racer or else an escaped pet. Black rat snakes are not native to Florida.

Melissa, you may want to register on this site.
http://www.ratsnakefoundation.org/modules/news/
There are numerous articles and other information on black rat snakes available to full members. Even if you do not register, you should find a good deal of information.

John