Aspyr Media, Inc. today announced the Mac version of Prey, the FPS developed by Human Head Studios for PC, has shipped to retail for $49.99. The game was developed for the Mac by Aspyr Studios, Aspyr's internal development team, under license from 2K Games, a Take-Two Interactive Software publishing label (press 'read more' for details). Grab the Mac demo if you haven't done so yet - the PC demo is locally mirrored here.