References - Urban intruders
(1) Department of Ancient Near Eastern Art (October 2003). 'Uruk: The First City.' In: Heilbrunn Timeline of Art History. New York: The Metropolitan Museum of Art, 2000-. Retrieved from: http://www.metmuseum.org/toah/hd/uruk/hd_uruk.htm
(2) Gibb, J. A. (1990). The European rabbit Oryctolagus cuniculus. JA Chapman e JEC Flux (a cura di), Rabbits, Hares and Pikas-Staus Survey and Conservation Action Plan. IUCN/SSC Lagomorph Specialist Group, 116-120.
(3) Richardson, D. M., & Ricciardi, A. (2013). Misleading criticisms of invasion science: a field guide. Diversity and Distributions, 19(12), 1461-1467.
(4) Hernández-Brito, D., Carrete, M., Popa-Lisseanu, A. G., Ibáñez, C. and Tella, J. L. (2014) Crowding in the City: Losing and Winning Competitors of an Invasive Bird. PLoS ONE 9(6): e100593.
(5) Shine, R. (2010). The ecological impact of invasive cane toads (Bufo marinus) in Australia. The Quarterly Review of Biology, 85(3), 253-291.
(6) Urban, M. C., Phillips, B. L., Skelly, D. K., & Shine, R. (2008). A toad more traveled: the heterogeneous invasion dynamics of cane toads in Australia.The American Naturalist, 171(3), E134-E148.
(7) van Ham, C., Genovesi, P. and Scalera, R. (2013). Invasive alien species: The urban dimension. Case studies on strengthening local action in Europe. Brussels, Belgium: IUCN European Union Representative Office. 103pp.
(8) Strubbe, D. and Matthysen, E. (2007). Invasive ring-necked parakeets Psittacula krameri in Belgium: habitat selection and impact on native birds. Ecography 30: 578-588.
(9) Forseth, I.N. and Innis, A.F., (2012). Kudzu (Pueraria montana): History, Physiology, and Ecology Combine to Make a Major Ecosystem Threat. Critical Reviews in Plant Sciences, 23:5, 401-413.
(10) McKinney, M. L. (2006). Urbanization as a major cause of biotic homogenization. Biological conservation, 127(3), 247-260.
(11) Pârâu, L. G., Strubbe, D., Mori, E., Menchetti, M., Ancillotto, L., van Kleunen, A., White, R.L. Luna, A., Hernández-Brito, D., Le Louarn, M., Clergeau, P., Albayrak, T., Franz, D., Braun, M. P., Schroeder, J., and Wink, M. (2016). Rose-ringed Parakeet Psittacula krameri Populations and Numbers in Europe: A Complete Overview. The Open Ornithology Journal (pp. 1-13). Bentham Open.
(12) Khan, H. A., Beg, M. A. and Khan, A. A. (2004). Breeding habitats of the Rose-ringed Parakeet (Psittacula krameri) in the cultivations of central Punjab. Pakistan Journal of Zoology 36(2): 133-138.
(13) Clergeau, P. and Vergnes, A. (2011). Bird feeders may sustain feral Rose-ringed parakeets Psittacula krameri in temperate Europe. Wildlife Biology, 17(3): 248-252.
(14) Menchetti, M., Mori, E., & Angelici, F. M. (2016). Effects of the recent world invasion by ring-necked parakeets Psittacula krameri. In Problematic Wildlife (pp. 253-266). Springer International Publishing.
(15) Butler, C. J. (2003). Population Biology of the Introduced Rose-ringed Parakeet Psittacula krameri in the UK. PhD thesis. University of Oxford.
(16) Newson, S.E., Johnston, A., Parrott, D. and Leech, D.I. (2011). Evaluating the population-level impact of an invasive species, Ring-necked Parakeet Psittacula krameri, on native avifauna. Ibis, 152: 509-516.
(17) Hernández-Brito, D., Luna, Á., Carrete, M. and Tella, J. L (2014). Alien rose-ringed parakeets (Psittacula krameri) attack black rat (Rattus rattus) sometimes resulting in death. Hystrix, the Italian journal of Mammalogy, 25(2): 121-123.
(18) Peck, H.L., Pringle, H.E., Marshall, H.H., Owens, I.P.F. and Lord, A.M. (2014). Experimental evidence of impacts of an invasive parakeet on foraging behavior of native birds. Behavioral Ecology 25(3): 582-590.
(19) Donovan, T. (2015). Feral Cities: Adventures with Animals in the Urban Jungle. Chicago Review Press.
(20) Sáez-Royuela, C., & Telleriia, J. L. (1986). The increased population of the wild boar (Sus scrofa L.) in Europe. Mammal Review, 16(2), 97-101.
(21) New York Invasive Species Information (n.d.). Feral Swine (Sus scrofa). Retrieved from: http://www.nyis.info/index.php?action=invasive_detail&id=18
(22) Massei, G., Kindberg, J., Licoppe, A., Gačić, D., Šprem, N., Kamler, J., ... & Cellina, S. (2015). Wild boar populations up, numbers of hunters down? A review of trends and implications for Europe. Pest management science, 71(4), 492-500.
(23) Cahill, S., Llimona, F., Cabañeros, L., & Calomardo, F. (2012). Characteristics of wild boar (Sus scrofa) habituation to urban areas in the Collserola Natural Park (Barcelona) and comparison with other locations. Animal Biodiversity and Conservation, 35(2), 221-233.
(24) Ridgley, H. (2006, April 4). The Boar Wars - National Wildlife Federation. Retrieved from http://www.nwf.org/news-and-magazines/national-wildlife/animals/archives/2006/the-boar-wars.aspx
(25) Massei, G., Cowan, D. P., Coats, J., Bellamy, F., Quy, R., Pietravalle, S., ... & Miller, L. A. (2012). Long-term effects of immunocontraception on wild boar fertility, physiology and behaviour. Wildlife Research, 39(5), 378-385.
(26) Long, D. B., Campbell, T. A., & Massei, G. (2010). Evaluation of feral swine-specific feeder systems. Rangelands, 32(2), 8-13.
(27) Bateman, P. W., & Fleming, P. A. (2012). Big city life: carnivores in urban environments. Journal of Zoology, 287(1), 1-23.
(28) Harris, S., & Rayner, J. M. V. (1986). A discriminant analysis of the current distribution of urban foxes (Vulpes vulpes) in Britain. The Journal of Animal Ecology, 605-611.
(29) Harris, S., & Rayner, J. M. V. (1986). Urban fox (Vulpes vulpes) population estimates and habitat requirements in several British cities. The Journal of Animal Ecology, 575-591.
(30) Harris, S. (1981). The food of suburban foxes (Vulpes vulpes), with special reference to London. Mammal Review, 11(4), 151-168.
(31) Contesse, P., Hegglin, D., Gloor, S., Bontadina, F., & Deplazes, P. (2004). The diet of urban foxes (Vulpes vulpes) and the availability of anthropogenic food in the city of Zurich, Switzerland. Mammalian Biology-Zeitschrift für Säugetierkunde, 69(2), 81-95.
(32) Mackenstedt, U., Jenkins, D., & Romig, T. (2015). The role of wildlife in the transmission of parasitic zoonoses in peri-urban and urban areas. International Journal for Parasitology: Parasites and Wildlife, 4(1), 71-79.
(33) BBC News (2010, June 7). Mother's 'nightmare' after baby twins 'mauled' by fox. Retrieved from: http://www.bbc.com/news/10251349
(34) Wildlife Removal Animal Control (n.d.) Are Fox Dangerous To People Or Pets? Retrieved from: http://www.wildlife-removal.com/foxdangerous.html