This demo version is fully functional and can be run for up to 30 days.  After purchasing the registered version, you will receive a key code to unlock the demo and convert it into the full registered version.  You will not need to re-enter the animals you entered in the demo version.
 
Demo Version is for Microsoft Windows Only.

Instructions for installing demo version:

Step 1: Click the link to download the setup program.
Step 2: Click the Run button to launch the setup program. (If this option is not available in your browser, click the Save button and save to your My Documents or other folder on your computer and launch the setup program by double clicking on it in Windows Explorer.)

ADDITIONAL STEPS FOR WINDOWS 7 USERS:
If the Windows 7 SmartScreen Filter displays the warning 'This program isn't commonly downloaded and could harm your computer.' the following additional steps are required:
Step 3: Click the Actions button
Step 4: In the SmartScreen Filter warning screen stating 'This program might harm your computer'
Click the down arrow next to "More Options".
Step 5: Click "Run Anyway"
The Longhorn 007 program will launch after setup is complete.