Autodesk® Maya® 2011 software features powerful new tools for helping create and repurpose character animation: enhanced skinning capabilities and nondestructive live motion retargeting. Its new 3D Editorial timeline helps accelerate pre-visualization and virtual movie-making workflows, while an invigorated user interface helps improve artists’ efficiency and creativity. Maya 2011 addresses today’s demanding production requirements with its high-performance viewport display of large scenes, integrated color management, scene segmentation, improved rotoscoping, and new UI toolkit. With support for 64-bit Mac OS® X as well as Linux® and Windows® operating systems, Maya is now more accessible than ever, offering artists an end-to-end creative workflow at exceptional value.
Maya 2011 What's New 
Top Ten Reasons to Choose Maya 2011
Maya 2011 FAQ
Maya 2011 System Requirements