I don't know what it is but they love those things!The metal spiral in my monthly planner, which lies open on my desk!
I agree that I would free feed him for a while.
This is definitely a lot of it. He is even still within the 30 days hormone drop off period.It has only been 10 days since he has been home.. and was neutered on 9/11---- 18 days ago..
One month ago, he was wondering the streets.. So much has happened to him in such a short period of time.. and he had his brother with him-- to play with....