age difference

Hi! We got another cocatiel a week ago (3 months old Pipi) to accompany our 12 years old Ruudi when we are at work. The second reason for another cocatiel was to have one "pettable" bird because Ruudi does not like head scratches at all, which is fine because he's a great buddy and understands...

Alright, so before i ask anything here is the situation: I have a beautiful and apparently very healthy four year old female cockatiel, and a 13 year old male cockatiel. My female has laid 13 eggs over the past month-so, questions. She has laid 2-4 eggs in the past during this season, but this...