A home invader is usually a stranger right?
In this case, the stranger is me!
All day the female cardinal flew out of these bushes each time I walked by. I was hoping to catch her in flight right away, but instead I found the nest, just like that! THEN she flew away.
The two youn'uns thought I was bringing them worms, but you can see they quickly figured that I was not worth the gargantuan effort it must take to open those humongous beaks.