1. No, you can only get it randomly as of now.
2. Silk can be obtianed from spiders, but I plan to revamp resource gathering system in next version.
3. Elven city has a chance to have it, also random chest loot in dungeons.
4. You should be able to see the tool tip by mouse hovering the icon
5. No, not sure why you would need it.
6. Yes, but pregnancy is only possible if both parents are of the same race with some exceptions (humans-elves-beastkin)
7. I thought so, but maybe should double check it.
8. They both tied to same account so maybe there's that. I'm not honestly sure.