New Hydrangea and Birdhouse

"Endless Summer Blushing Bride" and post top birdhouse

The birdhouse already has a new inhabitant.  We're pretty sure it is a chickadee, but sometimes it doesn't look like one at all.  When you see it in person, it doesn't seem quite as black as the other chickadees around.

Doesn't look like a chickadee here...

Here it looks like a chickadee