A comprehensive list of our Journal and Book Chapter publications as of December 2017. For citation information see my google scholar page.
Bold denotes my graduate students, Italics denotes an undergraduate in my lab, Bold Italics denotes my post-doc (all only marked for work conducted while formally a part of my lab group)
114. Ricciardi, A, T.M. Blackburn, J.T. Carlton, J.T.A. Dick, P.E. Hulme, J.C. Iacarella, A.M. Liebhold, J.L. Lockwood, H.J. MacIsaac, P. Pysek, D.M. Richardson, G.M. Ruiz, D. Simberloff, W.J. Sutherland, D.A. Wardle, and D.C. Aldridge. 2017. Invasion Science: looking forward rather than revisiting old ground. Trends in Ecology and Evolution, 32 (11), 809-810.
113. Valentin, R.E, J.L. Lockwood, B.A. Mathys and D. Fonseca. In Press. Influence of invasion history on rapid morphological divergence across island populations of an exotic bird. Ecology and Evolution.
112. Valentin, R.E., D. Fonseca, A. Nielson, T. Leskey and J.L. Lockwood. In Press. Early detection of terrestrial invasive insect infestations by using eDNA from crop surfaces. Frontiers in Ecology and the Environment.
111. Safiq, A.D., J.L. Lockwood and J.A Brown. In Press. Homogenization of fish assemblages off the coast of Florida. Chapter in From Biocultural Homogenization to Biocultural Conservation (R. Rozzi et al. Eds.). Springer.
110. Li, D., J.L. Lockwood, and B. Baiser. In press. Taxonomic and phylogenetic homogenization across US national parks: the role of non-native species. Chapter in From Biocultural Homogenization to Biocultural Conservation (R. Rozzi et al. eds.). Springer.
109. Lockwood, J.L. 2017. Exotic birds provide unique insight into species invasions. Proceedings of the National Academy of Sciences. 114: 9237-9239.
108. Crystal-Ornelas, R., J.L. Lockwood, P. Cassey, and M.E. Hauber. 2017. The establishment threat of the brood parasitic Pin-tailed Whydah (Vidua macroura) in North America and the Antilles. The Condor, 119: 449–458.
107. Cassey, P. P. Garcia-Diaz, J.L. Lockwood, and T.M. Blackburn. In Press. Invasion biology: searching for predictions and prevention, and avoiding lost causes. Chapter 1 in Invasion Biology: Hypotheses and Evidence (J.M. Jeschke and T. Heger eds.)
106. Ricciardi, A. T.M. Blackburn, J.T. Carlton, J.T.A. Dick, P.E. Hulme, J.C. Iacarella, J.M. Jeschke, A.M. Liebhold, J.L. Lockwood, H.J. MacIsaac, P. Pysek, D.M. Richardson, G.M. Ruiz, D. Simberloff, W.J. Sutherland, D.A. Wardle, and D.C. Aldridge. 2017. Invasion Science: A Horizon Scan of Emerging Challenges and Opportunities. Trends in Ecology and Evolution, 32: 464-474.
105. Virzi, T., J.L. Lockwood, D. Drake, S.M. Grodsky and T. Pover. 2016. Conservation implications of reproductive success of American Oystercatchers in an urbanized barrier island complex. Wader Study, 123: 202-212.
104. Robinson, O.J., O. Jensen, S. M. Provost, S. Huang, N. Fefferman, A. Kebir, and J.L. Lockwood. 2017. Evaluating the impacts of fishing on sex-changing fish: a game-theoretic approach. ICES Journal of Marine Science, 74: 652-659. Editor's Choice.
103. Virzi, T., J.L. Lockwood, R.G. Lathrop Jr., and D. Drake. 2017. Predicting American oystercatcher breeding distribution in an urbanized coastal ecosystem using maximum entropy modeling. Waterbirds, 40 Special Issue 1: 104-122.
102. Gilroy, J.J. and J.L. Lockwood. 2016. Simple settlement decisions explain common dispersal patterns in territorial species. Journal of Animal Ecology, 85 (5), 1182-1190.
101. Avery, J.A. and J.L. Lockwood. 2017. Introduction history, impact and management of house sparrows in North America. In Ecology and Management of Terrestrial Vertebrate Invasive Species in the United States (W.C. Pitt, J.C. Beasley and G.W. Witmer, eds.). Taylor and Francis, NY.
100. Gilroy, J.J., J.A. Avery and J.L. Lockwood. 2017. Seeking international agreement on what it means to be 'native'. Conservation Letters, 10: 238-247.
99. Aagaard, K. and J.L. Lockwood. 2016. Severe and rapid population declines in exotic birds. Biological Invasions 18: 1667-1678.
98. Aagaard, K., J.L. Lockwood and E.J. Green. 2016. A Bayesian approach for characterizing uncertainty in declaring a population collapse. Ecological Modelling 328: 78-84.
97. Burkhalter, J.C., J.L. Lockwood, B. Malso, K.H. Fenn, and K. Leu. 2016. The choice of cost surrogate affects the cost-effectiveness of protected area network design within urban landscapes. Conservation Biology 30: 403-412.
96. Valentin, R., B. Maslo, J.L. Lockwood, J. Pote and D. Fonseca. 2016. Real-time PCR assay to detect brown marmorated stink bug, Halyomorpha halys (Stål), in environmental DNA (eDNA). Pest Management Science 72: 1854 –1861.
95. Burkhalter, J.C., N.H. Fefferman, and J.L. Lockwood. 2015. The impact of personality on the success of prospecting behavior in changing landscapes. Current Zoology 61: 557- 568.
94. Blackburn, T.M., J.L. Lockwood and P. Cassey. 2015. The influence of numbers on invasion success. Molecular Ecology 24: 1942-1953.
93. Maslo, B., J.L. Lockwood, and K. Leu. 2015. Land ownership patterns associated with declining forest birds: targeting the right policy and management for the right species. Environmental Conservation 42: 216-226.
92. Robinson, O.J., J.L. Lockwood, O.C. Stringham, and N.H. Fefferman. 2015. A novel tool for making policy recommendations based on PVA: helping theory become practice. Conservation Letters 8: 190-193.
91. Lockwood, J.L. and J.C. Burkhalter. 2015. The impact of invasive species on wildlife habitat. Pages 102–116, In Habitats in peril: concepts, challenges and solutions (M. Morrison, ed.). Island Press.
90. Avery, J.A., P. Cassey, and J.L. Lockwood. 2014. Contemporary divergence of plumage color in an island bird. Journal of Avian Biology, 45: 291-295.
89. Aagaard, K. and J.L. Lockwood. 2014. Exotic birds show lag phases in population growth. Diversity and Distributions, 5: 547-554.
88. Lockwood, J.L. and B. Maslo. 2014. The conservation of coastal biodiversity. Pages 1-12 in Coastal Conservation (B. Maslo and J.L. Lockwood, eds.). Cambridge University Press.
87. Lockwood, J.L. and B. Maslo. 2014. A research agenda for coastal biodiversity conservation. Pages 371-379 in Coastal Conservation (B. Maslo and J.L. Lockwood, eds.). Cambridge University Press.
86. Lockwood, J.L. and O.J. Robinson. 2014. The impacts of invasive species on coastal marine ecosystems. Pages 245-264 in Coastal Conservation (B. Maslo and J.L. Lockwood, eds.). Cambridge University Press.
85. Robinson, O.J., N.H. Fefferman, and J.L. Lockwood. 2013. How to effectively manage invasive predators to protect their native prey. Biological Conservation, 165: 146-153.
84. Ricciardi A., M.F. Hoopes, M.P. Marchetti and J.L. Lockwood. 2013. Progress towards understanding the ecological impacts of non-native species. Ecological Monographs, 88: 263-282.
83. Blackburn, T.M., T.A.A. Prowse, J.L. Lockwood, and P. Cassey. 2013. Propagule pressure as a driver of establishment success in deliberately introduced exotic species: fact or artifact? Biological Invasions 15: 1459-1469.
82. Avery, J.D., D.M. Fonseca, P. Campagne and J.L. Lockwood. 2013. Cryptic introductions and the interpretation of island biodiversity. Molecular Ecology 22: 2313-2324.
81. Brooks, W.R. J.L. Lockwood, R.C. Jordan. 2013. Tropical paradox: a multi-scale analysis of the invasion paradox within Caribbean hardwood hammocks. Biological Invasions 15: 921-930.
80. Baiser, B., J.D. Olden, S. Record, J.L. Lockwood and M.L. McKinney. 2012. Pattern and process of biotic homogenization in the New Pangea. Proceedings of the Royal Society London, B. 279: 4772-4777.
79. Virzi, T., R.L. Boulton, M.J. Davis, J.J. Gilroy and J.L. Lockwood. 2012. Effectiveness of artificial song playback on the settlement decisions of an endangered resident grassland bird. The Condor, 114: 846-855.
78. Gilroy J.J. and J.L. Lockwood. 2012. Mate-finding as an overlooked critical determinant of dispersal variation in sexually-reproducing animals. PLoS ONE 7(5):e38091. doi:10.1371/journal.pone.0038091
77. Gilroy, J.J., T. Virzi, R.L. Boulton and J.L. Lockwood. 2012. Too few data and not enough time: approaches to detecting Allee effects in threatened species. Conservation Letters. 5: 313-322.
76. Gilroy, J.J., T. Virzi, R.L. Boulton, and J.L. Lockwood. 2012. A new approach to the ‘apparent survival’ problem: estimating true survival rates from capture-recapture studies. Ecology. 93: 1509-1516.
75. Kuebbing, S., Simberloff, D. and Lockwood J.L. 2011. Species origins do matter. The Scientist. Sept. 28.
74. Blackburn, T.M., T.A.A. Prowse, J.L. Lockwood and P. Cassey. 2011. Passerine introductions to New Zealand show a positive effect of propagule pressure on establishment success. Biodiversity and Conservation, 20: 2189-2199.
73. Mathys, B., and J.L. Lockwood. 2011. Contemporary morphological diversification of passerine birds introduced to the Hawaiian Archipelago. Proceedings of the Royal Society, B. 278: 2392-2400.
72. Blackburn, T.M., J.L. Lockwood, and P. Cassey. 2011. Fifty years on: confronting Elton’s hypotheses about invasion success with data from exotic birds. In Fifty years of invasion ecology: the legacy of Charles Elton (D.M. Richardson, ed.). John-Wiley/Blackwell Publishing, UK.
71. Lockwood, J.L., M.F. Hoopes, and M.P. Marchetti. 2011. Non-natives: plusses of invasion ecology. Nature 475: 36.
70. Boulton, R.L., B. Baiser, M.J. Davis, T. Virzi, and J.L. Lockwood. 2011. Variation in laying date and clutch size: the Everglades environment and the endangered Cape Sable seaside sparrow. The Auk 128: 374-381.
69. Lockwood, J.L., and T. Virzi. 2011. Taxonomic patterns. Pages 658-661, In Encyclopedia of Biological Invasions (D. Simberloff and M. Rejmanek, eds.) University of California Press, Berkeley, CA.
68. Lockwood, J.L. 2011. A close look at extinction rates. Biological Conservation. 144: 665.
67. Olden, J.D., J.L. Lockwood, and C.L. Parr. 2011. Species invasions and the biotic homogenizaton of faunas and floras. Pages 224-243, In Conservation Biogeography (R.J. Whittaker and R. Ladle, eds.) Oxford University Press.
66. Baiser, B. and J.L. Lockwood. 2011. The relationship between functional and taxonomic homogenization. Global Ecology and Biogeography 20: 134-144.
65. Baiser, B., G.J. Russell, and J.L. Lockwood. 2010. Connectance and species richness determine invasion success via trophic interactions in model food webs. Oikos 119: 1970-1976.
64. Seigal, A. and J.L. Lockwood. 2010. How increasing levels of private land enrollment in conservation agreements affect the population viability of grassland birds. Biodiversity and Conservation 19: 2343-2357.
63. Van Houtan, K.S. O.L. Bass Jr., J.L. Lockwood, and S.L. Pimm. 2010. The importance of dispersal estimation for conserving an endangered passerine. Conservation Letters 3: 260-266.
62. Boulton, R.L. and J.L. Lockwood. 2010. Response of endangered Cape Sable seaside sparrows to nest exclosures. Florida Field Naturalist 38: 8-11.
61. Mathys, B. and J.L. Lockwood. 2009. Rapid evolution of great kiskadees on Bermuda: an assessment of the ability of the Island Rule to predict the direction of contemporary evolution within exotic vertebrates. Journal of Biogeography 36: 2204-2211.
60. Maslo, B. and J.L. Lockwood. 2009. Evidence-based decisions on the use of predator exclosures in shorebird conservation. Biological Conservation 142: 3213-3218.
59. Blackburn, T.M., P. Cassey and J.L. Lockwood. 2009. The role of species traits in overcoming small initial population sizes within exotic birds. Global Change Biology 15: 2852-2860.
58. Lockwood J.L., T.M. Blackburn, and P. Cassey. 2009. The more you introduce the more you get: the role of colonization pressure and propagule pressure in invasion ecology. Diversity and Distributions 15: 904-910.
57. Lockwood J.L., T.M. Blackburn, P. 2009. The shape of things to come: non-native mammalian predators and the fate of island bird diversity. Pages 235-248, in Holocene Extinctions (S. Turvey ed.). Oxford University Press.
56. Blackburn, T.M., J.L. Lockwood, and P. Cassey. 2009. Following birds on the pathway to invasion, and beyond. The Biologist, 56: 80-85.
55. Boulton, R.L., J.L. Lockwood, M.J. Davis, A. Pedziwilk, K.A. Broadway, J.T. Broadway, D. Okines and S.L. Pimm. 2009. Endangered Cape Sable seaside sparrow survival. Journal of Wildlife Management 73(4): 530-537.
54. de Valpine, P., K. Cuddington, M.F. Hoopes, and J.L. Lockwood. 2008. Is the spread rate of invasive species regulated? Using ecological theory to interpret statistical analysis. Ecology 89: 2377-2383.
53. Baiser, B., R.L. Boulton and J.L. Lockwood. 2008. The influence of water flows on nest success of the endangered Cape Sable seaside sparrow in the Florida Everglades. Animal Conservation 11: 190-197.
52. Baiser, B, J.L. Lockwood, D.A. La Puma, and M. Aronson. 2008. The perfect storm: two ecosystem engineers interact to degrade deciduous forests of New Jersey. Biological Invasions 10: 785-795.
51. Cassey, P., T.M. Blackburn, R.P. Duncan and J.L. Lockwood. 2008. Lessons from non-native bird introductions as a possible information source for managing translocations of avian species. Wildlife Research 35: 193-201.
50. Cassey, P., J.L. Lockwood, J.D. Olden and T.M. Blackburn. 2008. The varying role of population abundance in structuring indices of biotic homogenization. Journal of Biogeography 35: 884-892.
49. T.M. Blackburn, P. Cassey, and J.L. Lockwood. 2008. The island biogeography of exotic birds. Global Ecology and Biogeography 17: 246-251.
48. Cassey, P., J.L. Lockwood, and K.H. Fenn. 2007. Using long-term occupancy information to inform the management of Cape Sable seaside sparrows in the Everglades. Biological Conservation 139: 139-149.
47. Vellend, M., L.J. Harmon, J.L. Lockwood, M.M. Mayfield, A.R. Hughes, J.P. Wares, and D.F. Sax. 2007. Effects of exotic species on evolutionary diversification. Trends in Ecology and Evolution 22: 441-496.
46. La Puma, D.A., J.L. Lockwood, and M.A. Davis. 2007. Endangered species management requires a new look at benefit of fire: the Cape Sable seaside sparrow in the Everglades ecosystem. Biological Conservation 136: 398-407.
45. Cassey, P., J.L. Lockwood, T.M. Blackburn, and J.D. Olden. 2007. Spatial scale and evolutionary history determine the degree of taxonomic homogenization across island bird assemblages. Diversity and Distributions, 13: 458-466
44. Cassey, P., T.M. Blackburn, J.L. Lockwood, D.F. Sax. 2006. A stochastic model for integrating changes in species richness and community similarity across spatial scales. Oikos 115: 207-218.
43. Lockwood, J.L. 2006. Life in a double-hotspot: the transformation of Hawaiian bird diversity following invasion and extinction. Biological Invasions 8: 449-457.
42. Marchetti, M.P., J.L. Lockwood and T. Light. 2006. Urbanization promotes invasion and extinction but not homogenization among California freshwater fishes. Biological Conservation, 127: 310-318.
41. Lockwood, J.L. 2005. Predicting which species will become invasive: what’s taxonomy got to do with it? Pages 365-386, in Phylogeny and Conservation, edited by A. Purvis, J. Gittleman and T. Brooks. Cambridge University Press, Cambridge, UK.
40. Lockwood, J.L. 2005. Introduction: Insights into biogeography. Pages 309-314, in D. Sax, J. Stachowiczand S. Gaines (eds). Species Invasions – insights into ecology, evolution and biogeography. Sinauer Press.
39. McKinney, M.L. and J.L. Lockwood. 2005. Community composition and homogenization: eveness and abundance of native and exotic species. Pages 365-381 in, D. Sax, J. Stachowiczand S. Gaines (eds). Species Invasions – insights into ecology, evolution and biogeography. Sinauer Press.
38. Pejchar, L, K. Holl and J. Lockwood. 2005. Hawaiian honeycreeper home range size varies with habitat: implications for native Acacia koa forestry. Ecological Applications 15(3): 1053-1061.
37. Lockwood, J.L. P. Cassey, and T.M. Blackburn. 2005. The role of propagule pressure in explaining species invasion. Trends in Ecology and Evolution 20(5): 223-228.
36. Cassey, P., T.M. Blackburn, R.P. Duncan, and J.L. Lockwood. 2005. Lessons from the establishment of exotic species: a meta-analytical case study using birds. Journal of Animal Ecology 74(2): 250-258.
34. Lockwood, J.L. 2004. How do biological invasions alter diversity patterns? A biogeographical perspective. Pages 271-310, in Frontiers in Biogeography, edited by M. Lomolino and L. Heaney. Sinauer Press.
33. Lockwood, J.L. and J.J. Gilroy. 2004. The portability of foodweb dynamics: reassembling an Australian eucalypt-psyllid-bird association within California. Global Ecology and Biogeography 13:445-450.
32. Cassey, P., T.M. Blackburn, R.P. Duncan, D. Sol and J. Lockwood. 2004. Global patterns of introduction effort and establishment success in birds. Proceedings of the Royal Society, B 271:S405-S408.
31. Cassey, P., T.M. Blackburn, G. Russell, K. Jones, and J.L. Lockwood. 2004. Influences on the transport and establishment of exotic bird species: an analysis of the parrots (Psittaciformes) of the world. Global Change Biology 10:427-426.
30. Cassey, P., T.M. Blackburn, K. Jones, and J.L. Lockwood. 2004. Mistakes in the analysis of exotic species establishment: source pool designation and correlates of introduction success among parrots (Psittaciformes) of the world. Journal of Biogeography 31:277-284
29. Lockwood, J.L. and C.L. Samuels. 2004. Assembly models and restoration practice. Pages 55-70 in, Assembly rules and restoration ecology: bridging the gap between theory and practice, edited by V. Temperton, R. Hobbs, S. Halle, and T. Nuttle. Island Press, Washington DC.
28. Lockwood, J.L. M. Ross, and J. Sah. 2003. Smoke on the water: the influence of fire and hydrology on Everglades restoration. Frontiers in Ecology and the Environment 9(1): 462-468.
27. Samuels, C.L. and J.L. Lockwood. 2003. Weeding out surprises: incorporating uncertainty into restoration models. Ecological Restoration, 20(4): 262-269.
26. Lockwood, J.L., G.J. Russell, J.L. Gittleman, C. Daehler, M.L. McKinney and A. Purvis. 2002. A metric for analyzing taxonomic patterns of extinction risk. Conservation Biology, 16(4): 1137-1142.
25. Lockwood, J.L., K.H. Fenn, J.M. Caudill, D. Okines, J.R. Duncan, O.L. Bass, Jr., and S.L. Pimm. 2001. The implications of Cape Sable seaside sparrow demography for Everglades restoration. Animal Conservation 4: 275-281.
24. Duncan, J. R. and J.L. Lockwood. 2001. Extinction in a field of bullets: a search for causes in the decline of freshwater fishes. Biological Conservation 102: 97-105.
23. Lockwood, J.L., D. Simberloff, M. McKinney, and B. Von Holle. 2001. How many, and which, plants will invade natural areas. Biological Invasions 3: 1-8.
22. Duncan, J.R. and J.L. Lockwood. 2001. Spatial homogenization of the aquatic fauna of Tennessee: extinction and invasion following land use change and habitat alteration. Pages 245-258, in, Biotic Homogenization, edited by J.L. Lockwood and M.L. McKinney, Kluwer Academic/Plenum Press, New York.
21. McKinney, M.L. and J.L. Lockwood. 2001. Biotic homogenization: a sequential and selective process. Pages 1-18, in Biotic Homogenization, edited by J.L. Lockwood and M.L. McKinney, Kluwer Academic/Plenum Press, New York.
20. Lockwood, J.L. and K.H. Fenn. 2000. The recovery of the Cape Sable seaside sparrow through restoration of the Everglades ecosystem. Endangered Species UPDATE 17(1): 10-14.
19. Lockwood, J.L., T.M. Brooks, and M.L. McKinney. 2000. Taxonomic homogenization of the global avifauna. Animal Conservation 3:27-35.
18. McKinney, M. L. and Lockwood, J.L. 1999. Biotic homogenization: a few winners replacing many losers in the next mass extinction. Trends in Ecology and Evolution 14(11): 450-453.
17. Lockwood, J.L. 1999. Using taxonomy to predict success among introduced avifauna: relative importance of transport and establishment. Conservation Biology 13(3): 560-567.
16. Lockwood, J.L., M.P. Moulton and K. Balent. 1999. Introduced avifaunas as natural experiments in community assembly. Pages 108-129, in Ecological Assembly Rules: Perspectives, Advances and Retreats, edited by E. Weiher and P.A. Keddy., Cambridge University Press.
15. Lockwood, J.L. and S.L. Pimm. 1999. When does restoration succeed? Pages 363-392, in Ecological Assembly Rules: Perspectives, Advances and Retreats, edited by E. Weiher and P.A. Keddy, Cambridge University Press.
14. Lockwood, J.L. R.D. Powell, M.P. Nott, and S.L. Pimm. 1997. Assembling ecological communities in time and space. Oikos 80:549-553.
13. Lockwood, J.L., M.P. Moulton and R.K. Brooke. 1997. Morphological dispersion of the introduced land-birds of Saint Helena. Ostrich 67:111-117.
12. Lockwood, J.L., K.H. Fenn, J.L. Curnutt, D. Rosenthal, K.L. Balent, and A.L. Mayer. 1997. Life history of the endangered Cape Sable Seaside Sparrow. Wilson Bulletin 109(4): 720-731.
11. Lockwood, J.L. An alternative to succession: Assembly rules offer guide to restoration efforts. 1997. Restoration and Management Notes 15(1): 45–50.
10. McKinney, M.L., J.L. Lockwood, and D. R. Frederick. 1996. Does ecosystem and evolutionary stability include rare species? In New Perspectives on Faunal Stability in the Fossil Record, edited by L.C. Ivany and K.M. Schopf. Special issue of Paleogeology, Paleoclimatology and Paleoecology 127(1–4): 191–208.
9. Brooke, R.K., J.L. Lockwood, and M.P. Moulton. 1995. Patterns of success in passeriform bird introductions on Saint Helena. Oecologia 103(3): 337-342.
8. Lockwood, J.L. and S.L. Pimm. 1994. Species: would any of them be missed? Current Biology 4(5): 455–457.
7. Lockwood, J.L. and M.P. Moulton. 1994. Ecomorphological pattern in Bermuda birds: the influence of competition and implications for nature preserves. Evolutionary Ecology 8: 53–60.
6. Lockwood, J.L., J.E. Greene, K. Wakelee, E. VanGelder, S. Ashe, and R. Aburomia. 1994. A description of Maui Parrotbill (Pseudonester xanthophrys) nests and nesting behavior. ‘Elepaio 54(10): 6164.
5. Curnutt, J., J.L. Lockwood, H. Luh, P. Nott, and G. Russell. 1994. Hotspots and species diversity. Nature 367: 326–327.
4. Lockwood, J.L., M.P. Moulton, and S.K. Anderson. 1993. Morphological assortment and the assembly of communities of introduced Passeriformes on oceanic islands: Tahiti vs. Oahu. The American Naturalist 141(3): 398–408.
2. Scott, M.A., J. L. Lockwood, and M.P. Moulton. 1993. Effects of microhabitat on nest box selection and annual productivity of Eastern Bluebirds (Sialia sialis) in southeastern Georgia. Texas Journal of Science 45(1): 77–85.
1. Moulton, M.P. and J.L. Lockwood. 1992. Morphological dispersion of introduced Hawaiian finches: evidence for competition and a Narcissus effect. Evolutionary Ecology 6: 45–55.