White may be the only fledge today, Yellow doesn't seem too interested at the moment, and chances are, he will be less interested as the day goes along (generally that is the case). The girls most certainly won't go today, they have more muscle and coordination to build. If one of the girls - it would be Red as Green hasn't even been wingercizing much yet - does go today, if she ends up low or on the ground, she's definitely going to get checked out, fledging too young often results in soft tissue injuries - pulled muscles and the like, which for a bird is a big thing if one intends to fly ...