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.
It says paid tax liens. A paid tax lien will be on your credit report for seven years from the date you paid it off. That means, if you're making payments, the clock doesn't start on the credit reporting period until you make that last payment. But tax liens aren't like collection accounts.