Miller, P. Before New York. 2009. National Geographic Magazine. http://ngm.nationalgeographic.com/2009/09/manhattan/miller-text
Palmer, M. Valuing urban wildlife: critical partners in the urban system or scary, disgusting nuisances? 2013. The Nature of Cities Blog. http://www.thenatureofcities.com/2013/06/16/valuing-urban-wildlife-critical-partners-in-the-urban-system-or-scary-disgusting-nuisances/
Kiviat, E. and E.A. Johnson. Biodiversity assessment handbook for New York City (Pgs. 1-28). 2013. The American Museum of Natural History. http://www.amnh.org/our-research/center-for-biodiversity-conservation/publications/for-policymakers/biodiversity-assessment-handbook-for-new-york-city