We do not get notified when you post on your forum profile so we don't see your request for help. I just happened to be checking new registrations when I found it.
When you need help with the game you need to post a request for help in
Help and Support
Regarding your problem:
To get hen eggs from the chicken coop you need to put hens in it . You get those by friends send you gifts and exchanging them for hens.
The yellow chickens are just for decoration.
For more information on the animals that give you products click on this link:
http://r1.slashkey.com/forum/showthread.php?t=314886
Please take a little time to learn how to find your way around the forum. Here's the link to help you with that
Forum Guide