The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
From Geek Quarter:
ABCville Animal Nativity is a fun creative way to learn about country or location's native animals, Find out the origins of up to 30 famous animals, such as Penguin, Seal, Whale, Manta, Kangaroo, koala and moreFor a limited time only you can download this app at the iTunes App Store for Free.Other Top Educational Games for iPhone, iPad and iPod: (enter one of these keywords below to search the iTunes store - Please write these down for your future reference)ABCville Smart KidsABCville DetectiveABCville AlphanimalABCville AnimapediaABCville What Is That?