He's missing this throat spots so he might be moulting more than you thought.
That being said, if this is a highly unusual feather loss for your babe take him to the avian vet and get him a look over.
Are there any other birds in the house?
That being said, if this is a highly unusual feather loss for your babe take him to the avian vet and get him a look over.
Are there any other birds in the house?