Cornell Lab of Ornithology. 2015. “Red-bellied Woodpecker – 1989–2014.” Project FeederWatch. http://feederwatch.org/PFW_Historical_Maps/static/exploredata/historical?cmd=mapRoom&month1=11&type1=all&period1=PFW_2014&species1=rebwoo&action=continue®ion1=NAm&embed=1