I set up my S5 on a tripod next to a mockingbird nest and left for 15 minutes. The camera captured one of the parents feeding them a mealworm (perhaps?) and a berry, as well as disposing of a fecal sac.
There is a volleyball game ongoing not 20 feet away, but the bushes are not physically disturbed by humans during the 15 minutes of filming -- the occasional movement of the bushes is due to wind.
The video has been cut down to the most interesting 5-minute stretch.