UnusualObject in Nest Box!!
- Flock Mistress
Looks kindof like a yolk that missed the egg white and the egg shell. Maybe give her more calcium?
That looks like a fat globule that has been expelled. It could be a sign of an internal layer. The abdomens of internal layers on autopsy will show many odd shaped "eggs" or material. Here is a link for pictures (look at page 1 and 3 for different looking eggs): http://www.backyardchickens.com/t/186940/warning-graphic-pics-of-internal-egg-layer-necropsy