One of the most photo-friendly birds, the American Robin. I say this as they often sit still for long enough for me to get some nice sharp close up images. I also see them frequently, so I am able to get plenty of practice getting up close and observing their habits.
Nikon D7000 1/100 sec. f/5.6 ISO-250 at 300mm
Nikon D7000 1/160 sec. f/5.6 ISO-250 at 300mm
Nikon D7000 1/160 sec. f/5.6 ISO-250 at 300mm
Nikon D7000 1/80 sec. f/5.6 ISO-250 at 300mm