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
Depends, a repo stays on credit for 7 years, and a bankruptcy stays for 11 years, after you have paid off a debt and they have received payment it should be taken of immediately, but you may want to get a free credit report and check and if it is still there call them and ask them about it.
Paying off a charge off does not remove it from the credit report and there can be loans available to. This is a tough one. Paying off charge offs does not remove them from your credit reports. The original creditor is pretty much out of the picture at this point. And making a payment now could extend the statute of limitations by another four or five years (depending on the SOL for those debts).