Creatures Caves

1. The following error appears when attempting to open a file on MNGPlayer and when attempting to run MNGPad on Windows 7 64 bit:

I haven't tried toying with settings since first purchasing this computer about one year ago and concluding it didn't work on 64-bit 7, but I'm fairly sure I exhausted all options I could think of at the time. What could be done to work around this conflict other than install a 32-bit version of 7 or a version that has a (an? ffff) XP emulator?

2. Running Creatures 2 breed installers for breeds such as the Kai and Spike norns spits this at me:

Under which is this:

Running the installers on computers with XP installed does not cause an error, nor does it obscure the text of the second notification. However, the installer never loads.

3. The apparently sole site hosting the Curiosa Norns, one of my favorite breeds, has gone down. Could someone here please reupload them or direct me to a mirror?