If disaster should befall the larger chick the parent can switch to feeding the youngest and it will exhibit a constant growth curve from the day of active feeding. From Wikipedia
Simply send them a letter (with proof of delivery) using the contact information found on your credit report. Generally they have 30 days to investigate and get back to you, or the information must be removed.
Paid-off negative items can stay in your credit file for the full amount of time allowed by law even after you have paid them. In the past, the same was true of IRS tax liens that had been resolved; they were going to stay on your reports for seven years. However, the IRS has taken steps to change that. There is now a process in place to have paid federal tax liens removed from your credit file for good. Step 1: Complete IRS Form 12277.