 Now they're keeping a close eye on these birds for the next couple of days. We have to really make sure they're getting all the calories they need. They're growing. We're going to weigh them on a daily basis to make sure they're putting on the weight they need. So a lot will happen in the next 24 to 48 hours. Birds' health can fluctuate very quickly. So if they're not doing well, we'll know very quickly. Gilbert says the birds are eating well, enjoying chopped mice. But if things take a turn, they'll be ready.