This topic would probably have been better placed in the Help section, but...
1. Zoopens are topics you create where you put all of the Evelon pets that you adopt and their information.
2. There is a link to the main Evelon Pets site on the Update board, but I'm feeling generous, so here's another one
Clickie here! Just copy the forum code and post it in your zoo pen, and then you can give them their stats, name them, etc.