Thread:CyBeRdrgn/@comment-14579123-20130806022347/@comment-10090661-20130806023541

"No more buildings of this kind"?

Weird. You don't have any Nature/Terra Habitats? A bug? You still have space in your hatchery, right?

Have you tried clearing your browser cache, and restarting your browser? I don't know if it will work, but its worth a try before reporting to SP.