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.
Answer: When you have a charge off or a negative report on your credit report, it stays there for seven years. This means that even when you pay a debt off in full that the mark will not be removed for your credit report.