A Bottle Brush tree is planted outside one of the windows of our house. This little guy has taken to landing on a branch just outside the window and flying up and tapping on the glass.
Nikon D7000, Nikon 70-300mm f/4.5-5.6 VRII AF shot at 250mm, 1/500, f/5.6, ISO 1400 (cloudy day), +2/3 EV, normal processing and noise reduction in Lightroom 5, captured from inside the house through the window glass