Awww, that is a sweet photo! Who knew that a caique would actually slow down long enough to allopreen? Mine seem like they are on a constant go-go. I swear, they are a bunch of monkeys!! My 2 white bellys love to get down on the floor of their cage to roll and play together as if they were a pair of kittens!! I've never seen birds act like that!
Here are a couple photos of my guys.
This is Squeaky!
Here is Cricket (BHC) and Splash (WBC) 