Was the first pic taken before the weekend,
Show Image
And the second pic taken today?
Show Image
My resident ornithologist said their growth looks at least a week apart.  She isn't a parrot expert though, so there is room for error.  As a side note, the latest is ADORABLE.  I want to put it in my mouth.  I'm not sure why I always want to put cute tiny things in my mouth, maybe I'm channeling my inner momma-cat.