Mac OSX version 10.5 (Tiger) is also supported with software downloadable here. Please note, that after installing to your MacBook you must still use the Web Release Station here to pay for your print job.
Black and White Printing is $0.10 a page, color printing costs vary based on how much color is in the document being printed. There is also a Library Printing FAQ available for questions/problems with printing.
The CITES lab uses their own printers, and color printing is not currently available there.