Staff Publications
Many books on shelves

All Staff

- Sorted by year
- IWS staff in bold



A Field Guide to Plants of San Clemente Island. 2016. Ben Sandstrom, Susan Meiman. Institute for Wildlife Studies, Arcata, CA. 160 pp.

Peer-reviewed Publications

McHarry, K.W., J.M. Abbott, M.G. van Hattem, and B.R. Hudgens. 2018. Efficacy of visible implant elastomer tags with photographic assist for identifying individuals in capture-mark-recapture studies using larval frogs. Herpetological Conservation and Biology 13:576–585. PDF

Poessel, S., and 2018. Movements and landscape use of Eastern Imperial Eagles Aquila heliaca in Central Asia. Bird Study 65, 208–218.

Hudgens, B.R. and M. Harbert. Amphipod predation on northern red-legged frog, Rana aurora, embryos. In press. Northwestern Naturalist.

Brinkman, M.P., D.K. Garcelon, and M.A. Colwell. 2018. Evaluating the efficacy of carbachol at reducing corvid predation on artificial nests. Wildlife Society Bulletin 42:84-93. PDF

Schultz, C.B., B.G. Pe'er, C. Damiani, L. Brown, and E.E. Crone. 2017. Does movement behaviour predict population densities? A test with 25 butterfly species. Journal of Animal Ecology 86:384–393.

Manley, S.J. 2016. Predator management techniques used for the recovery of listed shorebird species. Proceedings of the 27th Vertebrate Pest Conference. Pp. 236-239.

Bridges, A.S., J.N. Sanchez, D.S. Biteman. 2015. Spatial ecology of invasive feral cats on San Clemente Island: implications for control and management. Journal of Mammalogy 96 (1):81-89.

Hanson, C.C., W.J. Jolley, G. Smith, D.K. Garcelon, B.S. Keitt, A.E. Little, K.J. Campbell. 2015. Feral cat eradication in the presence of endemic San Nicolas Island foxes. Biological Invasions 17:977–986.

Newsome, S.D., P.W. Collins, and P.B. Sharpe. 2015. Foraging ecology of a reintroduced population of breeding Bald Eagles on the Channel Islands, California, USA, inferred from prey remains and stable isotope analysis. The Condor. 117:396–413.

Higgins, T.W., A.S. Bridges, and J.N. Sanchez. 2015. Spatial ecology of invasive black rats (Rattus rattus) on San Clemente Island, California. The Southwestern Naturalist, 60(2-3):186-192.

Vickers, T.W., D.L. Clifford, D.K. Garcelon, J.L. King, C.L. Duncan, P.M. Gaffney, W.M. Boyce. 2015. Pathology and Epidemiology of Ceruminous Gland Tumors among Endangered Santa Catalina Island Foxes (Urocyon littoralis catalinae) in the Channel Islands, USA. PLoS ONE 10(11): e0143211. doi:10.1371/journal.pone.0143211

M.E. Moriarty, T.W. Vickers, D.L. Clifford, D.K. Garcelon, P.M. Gaffney, K.W. Lee, J.L. King, C.L. Duncan, W.M. Boyce. 2015. Ear Mite Removal in the Santa Catalina Island Fox (Urocyon littoralis catalinae): Controlling Risk Factors for Cancer Development. PLoS ONE 10(12): e0144271. doi:10.1371/journal.pone.0144271

Stahl, J.T., P.J. Capitolo, F. Gress, H.R. Carter, and M.S. Lowry. 2015. Successful nesting by Brown Pelicans Pelecanus occidentalis on San Clemente Island, California, in 2011. Marine Ornithology 43: 241-243. PDF

Vickers T.W., J.N. Sanchez , C.K. Johnson, S.A. Morrison, R. Botta, T. Smith, et al. 2015. Survival and mortality of pumas (Puma concolor) in a fragmented, urbanizing landscape. PLoS ONE 10(7):e0131490.

Sanchez, J.N. and B.R. Hudgens. 2015. Interactions between density, home range behaviors, and contact rates in the Channel Island fox (Urocyon littoralis). Ecology and Evolution. PDF

Curtis, J.A., L.E. Flint, A.L. Flint, J.D. Lundquist, B.R. Hudgens, et al. 2014. Incorporating cold-air pooling into downscaled climate models increases potential refugia for snow-dependent species within the Sierra Nevada ecoregion, CA. PLoS ONE 9(9):e106984.

Ralls, K., J. N. Sanchez, J. Savage, T. J. Coonan, B. R. Hudgens, and B. L. Cypher.  2013.  Social relationships and reproductive behavior of island foxes inferred from proximity logger data.  Journal of Mammalogy 94:1185–1196.

Doak, D.F., V.J. Bakker, and T.W. Vickers. 2013. Using Population Viability Criteria to Assess
Strategies to Minimize Disease Threats for an Endangered Carnivore. Conservation Biology 27(2):303-314.

Pagel, J.E., P.B. Sharpe, D.K. Garcelon, A.E. Little, S.K. Taylor, K.R. Faulkner and C.S. Gorbics. 2012. Exposure of bald eagles to lead on the northern Channel Islands, California.  The Journal of Raptor Research. PDF

Inoue, H., D.L. Clifford, T.W. Vickers, T.J. Coonan, D.K. Garcelon and D.L. Borjesson. 2012. Biochemical and hematological reference intervals for the endangered island fox (Urocyon littoralis).  Journal of Wildlife Diseases. PDF

Hudgens B. R., W. F. Morris, N. M. Haddad, W. R. Fields, J. W. Wilson, D. Kuefler, and T. Jobe. 2012.  How complex do models need to be to predict dispersal of threatened species through matrix habitats.  Ecological Applications.  22:1701–1710.

Young J. K., B. R. Hudgens, and D. K. Garcelon. 2012.  Estimates of energy and prey requirements of wolverines.  Northwest Science.  86:221-229.

Haddad, N. M., B. R. Hudgens, E. I. Damschen, D. J. Levey, J. L. Orrock, J. J. Tewksbury, and A. J. Weldon. 2011.  Assessing positive and negative ecological effects of corridors.  Pages 475-503 in J. Liu, V. Hull, A.T. Morzillo, and J.A. Wiens, Sources, Sinks, and Sustainability, Cambridge University Press, Cambridge, UK

Bradley, J. E., J. T. Stahl, and J. C. Fidorra.  2011.  Recent additions to the avifauna of San Clemente Island, California, including the first record of the Bluethroat in California. Western Birds 42: 174–182.

Bridges, Andrew S., Michael R. Vaughan, and Josephine A. Fox.  2011.  Reproductive ecology of American black bears in the Alleghany Mountains of Virginia, USA.  Journal of Wildlife Management 75:1137–1144. PDF

Bridges, Andrew S., Michael R. Vaughan, and Josephine A. Fox.  2011.  American black bear estrus and parturition in Virginia.  Ursus 22:1–8. PDF

Sullivan, B.L., E.L. Kershner, S.P. Finn, A.M. Condon, D.M. Cooper, and D.K. Garcelon. 2011. Nest-site characteristics of red-tailed hawks and common ravens on San Clemente Island, California.  Journal of Raptor Research 45(3):252-256. PDF

Hudgens, B.R., and D.K. Garcelon. 2011. Induced changes in island fox (Urocyon littoralis) activity do not mitigate extinction threat posed by a novel predator.  Oecologia 165:699-705. PDF

Floyd, C.H., D.H. Van Vuren, D.R. Crooks, K.L. Jones, D.K. Garcelon, N.M. Belfiore, J.W. Dragoo and B. May.  2011.  Genetic differentiation of island spotted skunks, Spilogale gracilis amphiala.  Journal of Mammalogy 92:148-158. PDF

Hudgens, B.R., T.J. Coonan, K.R. Faulkner, and D.K. Garcelon. 2011. Ghost prey and missing conflicts: Reinterpreting the implications of bald eagle diet composition on the California Channel Islands.  Proceedings of the National Academy of Sciences. PDF

Hudgens, B.R., F. Beaudry, T. L. George, S. Kaiser, and N. Munkwitz. 2011.  Shifting threats faced by the San Clemente sage sparrow.  Journal of Wildlife Management. 75(6):1350-1360.

Coonan, T.J., C.A. Schwemm, and D.K. Garcelon.  2010.  Decline and recovery of the island fox.  Cambridge University Press, NY.  212pp.

Kuefler, D., B.R. Hudgens, N.M. Haddad, W.F. Morris, and N. Thurgate. 2010.  The conflicting role of matrix habitats as conduits and barriers for dispersal.  Ecology.  91:944-250.

Gerber, L.R., M. González-Suárez, C.J. Hernández-Camacho, J.K. Young, J.L. Sabo. 2010. The cost of male aggression and polygyny in California Sea Lions (Zalophus californianus). PLoS ONE 5(8): e12230. 

Hudgens, B.R., N. N. Johnson, J. E. Bradley, and A. S. Bridges. 2009.  Benefits of supplemental feeding are climate dependent in the San Clemente Loggerhead Shrike. In: Damiani, C.C. and D.K. Garcelon (eds.). 2009. Proceedings of the 7th California Islands Symposium. Institute for Wildlife Studies, Arcata, CA. pp. 315–325.

Namekata, M.S., D. Clifford, R.W. Kasten, J.B. Henn, D.K. Garcelon, T.J. Coonan, and Bruno B. Chomel. 2009. Seroprevalence of Bartonella spp. in the endangered island fox (Urocyon littoralis). Veterinary Microbiology 136:184-187.

Damiani, C.C., and D.K. Garcelon, eds.  2009.  Proceedings of the Seventh California Islands Symposium, Oxnard, California, February 5-8, 2008.  Institute for Wildlife Studies, Arcata, California.  402pp.

Duquette, J.F. 2008. Population ecology of badgers (Taxidea taxus) in Ohio. Thesis. The Ohio State University, Columbus, OH. 158 pp.

Kaiser, S.A., E.L. Kershner, and D.K. Garcelon.  2009. The influence of nest substrate and nest site characteristics on the risk of San Clemente Sage Sparrow nest failure.  Pages 301-313 In: Damiani, C.C., and D.K. Garcelon, (eds.) Proceedings of the Seventh California Islands Symposium, Oxnard, California, February 5-8, 2008.  Institute for Wildlife Studies, Arcata, California. PDF

Timm, S.F., L. Munson, B. Summers, K. Terio, E. Dubovi, C. Rupprecht, S. Kapil, and D.K. Garcelon.  2009.  A suspected canine distemper epidemic as the cause of a catastrophic decline in Santa Catalina Island foxes (Urocyon littoralis catalinae).  Journal of Wildlife Disease 45:333-343. PDF

Matsebula, S.N., A. Monadjem, K.M. Roques, and D.K. Garcelon. 2009. The diet of the aardwolf, Proteles cristatus, at Malolotja Nature Reserve, western Swaziland.  African Journal of Ecology 47:448-451. PDF

Bakker, V.J., D.F. Doak, G.W. Roemer, D.K. Garcelon, T.J. Coonan, S.A. Morrison, C. Lynch, K. Ralls and R. Shaw. 2009. Estimating and incorporating ecological drivers and parameter uncertainty into a demographic population viability analysis for the Island Fox (Urocyon littoralis). Ecological Monographs Vol. 79:77-108. PDF

Hudgens, Brian R., Naira N. Johnson, James E. Bradley and Andrew S. Bridges.  2009.  Benefits of supplemental feeding are climate dependent in the San Clemente Loggerhead Shrike.  Proceedings of the California Islands Symposium 7:315–325.

Karere, G. M., E. Kinnally, J. Sanchez, T. Famula, L. A. Lyons, and J. P. Capitanio.  2009.  What is an “adverse” environment?  Interactions of rearing experiences and MAOA genotype in rhesus monkeysBiological Psychiatry 65:770-777.

McCann, B.E., and D.K. Garcelon.  2008.  Eradication of feral pigs from Pinnacle National Monument.  Journal of Wildlife Management 72:1287-1295. PDF

Heath, S.R., E.L. Kershner, D.M. Cooper, S. Lynn, J.L. Turner, N. Warnock, S. Farabaugh, K. Brock, and D.K. Garcelon. 2008. Rodent control and food supplementation increase productivity of endangered San Clemente Loggerhead Shrikes, Lanius lucovicianus mearnsi.  Biological Conservation 141: 2506-2515. PDF

Bragin, E. A., T. Katzner, P. Sharpe, D.K. Garcelon, and A.E. Bragin.  2008.  Results of the research of the imperial eagle’s migrations in the northern Kazakhstan. Pages 195-197 in Research and Conservation of the Raptors in Northern Eurasia, (V.M. Galushin, chief editor).  Published by Ivanovo State University, Russia. 359pp.

Cesh, L.S., T.D. Williams, D.K. Garcelon, J.E. Elliott.  2008.  Patterns and trends of choloinated hydrocarbons in nestling bald eagle (Haliaeetus leucocephalus) plasma in British Columbia and California.  Archives of Environmental Contamination and Toxicology

Haddad N. M., B.R. Hudgens, C. Damiani, K. Gross, D. Kuefler, and K. Pollock.  2008.  Optimal population monitoring for rare butterflies.  Conservation Biology. 22:929-940.

Kuefler, D., N. M. Haddad, S. Hall, B.R. Hudgens, B. A. Bartel, and E. Hoffman. 2008. Distribution, population structure, and habitat use of the endangered St. Francis' satyr butterfly, Neonympha mitchellii francisci. American Midland Naturalist. 159:298-320.

Hudgens B.R. 2007.  Quantifying spatial correlations in extinction risk for an aphid metapopulation.  Population Ecology. 49:63-73.

Gross K., E.J. Kalendra, B.R. Hudgens, and N.M. Haddad. 2007.  Accommodating stochastic dynamics in estimates of butterfly abundance. Population Ecology. 49:191-200.

Clifford, D. L., R. Woodroffe, D.K. Garcelon, S.F. Timm, and J.A.K. Mazet. 2007. Using pregnancy rates and perinatal mortality to evaluate the success of recovery strategies in endangered island foxes.  Animal Conservation 10: 422-451.

Koenig, W. D., and J. T. Stahl. 2007. Late summer and fall nesting in the acorn woodpecker and other North American terrestrial birds. The Condor. 109: 334-350.

Seward, N.W., G.E. Phillips, J.F. Duquette, and K.C. VerCauteren. 2007. A frightening device for deterring deer use of cattle feeders. Journal of Wildlife Management 71:271–276.

Duquette, J.F. 2006. Badger.  Informational Pamphlet. In cooperation with the Ohio Division of Wildlife and The Ohio State University.

Stahl, J. T. and M. K. Oli. 2006. Relative importance of avian life-history variables to population growth rate. Ecological Modelling. 198: 23-39.

Bakker, V.J., D.H. Van Vuren, K.R. Crooks, C.A. Scott, J. T. Wilcox and D.K. Garcelon.  2006.  Serologic survey of the island spotted skunk on Santa Cruz Island.  Western North American Naturalist 66:456-461.

Lynn, S., J.A. Martin, and D.K. Garcelon.  2006.  Can supplemental foraging perches enhance habitat for endangered San Clemente loggerhead shrikes (Lanius ludovicianus mearnsi)? Wilson Journal of Ornithology 118: 333-340.

McKinney, M., L. Cesh, J.E. Elliott, T.D. Williams, D.K. Garcelon, and R.J. Letcher. 2006.  Brominated flame retardants and halogenated phenolic compounds in North American west coast bald eaglet (Haliaeetus leucocephalus) plasma. Environmental Science and Technology 40:6275-6281. PDF

Clifford, D.L., J.A.K. Mazet, E.J. Dubovi, D.K. Garcelon, T.J. Coonan, P.A. Conrad, and L. Munson.  2006.  Pathogen exposure in endangered island fox (Urocyon littoralis) populations: implications for conservation management.  Biological Conservation 131: 230-243. PDF

Garcelon, D.K. and C.A. Schwemm. Editors.  2005.  Proceedings of the VI California Islands Symposium.  National Park Service Technical Publication CHIS-05-01, Institute for Wildlife Studies, Arcata, CA.  508 pp.

Coonan, T.J., C.A. Schwemm, G.W. Roemer, D.K. Garcelon, and L. Munson.  2005.  Decline of an island fox subspecies to near extinction. Southwest Naturalist 50: 32-41. PDF

Garcelon, D.K., K.P. Ryan, and P.T. Schuyler.  2005.  Application of Techniques for feral pig eradication on Santa Catalina Island, California.  In: D.K. Garcelon and C.A. Schwemm (eds.), Proceedings of the VI California Islands Symposium. National Park Service Technical Publication CHIS-05-01, Institute for Wildlife Studies, Arcata, CA.

Condon, A.M., E.L. Kershner, B.L. Sullivan, D.M. Cooper, and D.K. Garcelon.  2005.  Spotlight surveys for grassland owls on San Clemente Island, California.  The Wilson Bulletin 117: 177-184. PDF 

Monadjem, A., and D.K. Garcelon.  2005.  Nesting distribution of vultures in relation to land use in Swaziland.  Biodiversity and Conservation 14: 2079-2093. PDF

Bakker, V.J., D.K. Garcelon, E.T. Aschehoug, K.R. Crooks, C. Newman, G.A. Schmidt, D.H. Van Vuren, and R. Woodroffe.  2005.  Current status of the Santa Cruz Island Fox (Urocyon littoralis santacruzae).  In: D.K. Garcelon and C.A. Schwemm (eds.), Proceedings of the VI California Islands Symposium. National Park Service Technical Publication CHIS-05-0, Institute for Wildlife Studies, Arcata, CA. PDF

Thompson, C.M., P. Nye, G.A. Schmidt, and D.K. Garcelon. 2005. Foraging ecology of bald eagles in a freshwater tidal system. Journal of Wildlife Management 69(2):600–608. PDF

Kohlmann, S.G., G.A. Schmidt, and D.K. Garcelon. 2005. A population viability analysis for the island fox on Santa Catalina Island, California. Ecological Modeling 183:77–94.

Dooley, J. A., P. B. Sharpe, and D. K. Garcelon. 2005. Movements, foraging, and survival of bald eagles reintroduced on the Northern Channel Islands, California. Pages 313-322 in Garcelon, D. K. and C. A. Schwemm (eds). Proceedings of the Sixth California Islands Symposium, Ventura, California, December 1-3, 2003. National Park Service Technical Publication CHIS-05-01, Institute for Wildlife Studies, Arcata, California. PDF

Sharpe, P. B., and D. K. Garcelon. 2005. Restoring and monitoring bald eagles in southern California: the legacy of DDT. Pages 323-330 in Garcelon, D. K. and C. A. Schwemm (eds). Proceedings of the Sixth California Islands Symposium, Ventura, California, December 1-3, 2003. National Park Service Technical Publication CHIS-05-01, Institute for Wildlife Studies, Arcata, California. PDF

Aguilar, A., G. Roemer, S. Debenham, M. Binns, D.K. Garcelon, and R.K. Wayne. 2004. High MHC diversity maintained by balancing selection in an otherwise genetically monomorphic mammal.   Proceedings of the National Academy of Sciences USA, vol. 101:10, 3490–3494.

Crooks, K.R., D.K. Garcelon,  C.A. Scott,  J.E. Depue,  J.T. Wilcox,  R.B. Kimsey, D.H. van Vuren. 2004. Ectoparasites of a Threatened Insular Endemic Mammalian Carnivore: The Island Spotted Skunk. American Midland Naturalist, vol. 151, no. 1, 35–41. PDF

Bridges, Andrew S., Michael R. Vaughan, and Sybille A. Klenzendorf.  2004.  Seasonal variation in American black bear activity patterns: quantification via remote photography.  Wildlife Biology 10:177–184. PDF

Bridges, Andrew S., Josephine A. Fox, Colleen Olfenbuttel, and Michael R. Vaughan.  2004.  American black bear denning behavior: observations and applications using remote photography.  Wildlife Society Bulletin 32:183–187. PDF

Sullivan, B.L.,  E.L. Kershner, S.P. Finn, A.M. Condon, D.M. Cooper, and D.K. Garcelon. 2003. Nest-site characteristics and linear abundance of cliff-nesting American kestrels on San Clemente Island, California. Journal of Raptor Research vol. 37, no. 4, 323–329.

Crooks, K.R., D.K. Garcelon,  C. A. Scott, J. T. Wilcox, S. F. Timm, and D. H. Van Vuren.  2003. Hematology and serum chemistry of the island spotted skunk on Santa Cruz Island. Journal of Wildlife Diseases, vol. 39, no. 2, pp. 460–466.

Hudgens, B.R. and N. M. Haddad. 2003.  Predicting which species will benefit from corridors in fragmented landscapes from population growth models.  American Naturalist. 161:808-820.

Moyle, L.C., J.R. Stinchcombe, B.R. Hudgens, and W.F. Morris. 2003. Conservation genetics in the recovery of endangered animal species: a review of US endangered species recovery plans (1977-1998).  Animal Biodiversity and Conservation. 26:85-95.

Morris, W. F., P. L. Bloch, B.R. Hudgens, L. C. Moyle, and J. R. Stinchcombe. 2002. Population Viability analysis in endangered species recovery planning:  Past use and recommendations for future improvement.  Ecological Applications.  12:708-712.

Stinchcombe, J., L. C. Moyle, B.R. Hudgens, P. L. Bloch, S. Chinnadurai, and W. F. Morris. 2002. The influence of the academic conservation biology literature on endangered species recovery planning. Conservation Ecology 6(2):15. <>

Schuyler, P. T., D.K. Garcelon, and S. Escover. 2002.  Eradication of feral pigs (Sus scrofa) on Santa Catalina Island. Pages 274–286 In: Turning the tide: The eradication of invasive species. Proceedings of the international conference on eradication of island invasives. (C.R. Veitch ad M.N. Clout, eds.). Occasional paper of the IUCN Species Survival Commission No. 27, International Union for the Conservation of Nature, Gland, Switzerland.

Bridges, Andrew S., Colleen Olfenbuttel, and Michael R. Vaughan.  2002.  A mixed regression model to estimate black bear cub age.  Wildlife Society Bulletin 30:1253–1258. PDF

Bridges, Andrew S., Markus J. Peterson, Nova J. Silvy, Fred E. Smeins, and X. Ben Wu.  2002.  Landscape-scale land-cover change and long-term abundance of scaled quail and northern bobwhite in Texas.  Quail V:161–167.

Roemer, G.W., T.J. Coonan, D.K. Garcelon,  J. Bascompte, and Laughrin, L. 2001. Feral pigs facilitate hyperpredation by golden eagles and indirectly cause the decline of the island fox. Animal Conservation, vol. 4, no. 4, 307–318.

Roemer, G.W., D.A. Smith, D.K. Garcelon, and R.K. Wayne. 2001. The behavioural ecology of the island fox (Urocyon littoralis). Journal of Zoology, vol. 255, no. 1, 1–14.

Bridges, Andrew S., Markus J. Peterson, Nova J. Silvy, Fred E. Smeins, and X. Ben Wu.  2001.  Differential influence of weather on regional quail abundance in Texas.  Journal of Wildlife Management 65:10–18. PDF

Roemer, G.W., T.J. Coonan, D.K. Garcelon, C.H. Starbird, and J.W. McCall. 2000. Spatial and temporal variation in seroprevalence of canine heartworm antigen in the island fox. Journal of Wildlife Diseases 36(4):723–728.

Silvy, Nova J., Markus J. Peterson, Jon R. Purvis, and Andrew S. Bridges.  2000.  Relationships of fur market conditions to Texas quail populations.  Proceedings of the Annual Conference of the Southeastern Association of Fish and Wildlife Agencies 54:266–273.

Bridges, Andrew S., and Michael E. Dorcas.  2000.  Temporal variation in anuran calling behavior: implications for surveys and monitoring programs. Copeia 2000:587–592. PDF

Delaney, D.K., T.G. Grubb, D.K. Garcelon. 1999. An infrared video camera system for monitoring diurnal and nocturnal raptors. The Journal of Raptor Research 32:290–296.

Garcelon, D.K., G.W. Roemer, R.B. Phillips, and T. Coonan. 1999. Food provisioning by island foxes, Urocyon littoralis, to conspecifics caught in traps. The Southwestern Naturalist 44:83–86. PDF

Sharpe, P. B., and B. Van Horne. 1999. Relationships between the thermal environmental and activity of Piute ground squirrels (Spermophilus mollis). Journal of Thermal Biology 24:265-278.

Skagen, S.K., P. B. Sharpe, R.G. Waltermire, and M.B. Dillon. 1999. Biogeographical Profiles of Shorebird Migration in Midcontinental North America: Biological Science Report USGS/BRD/BSR--2000-0003, 167 pp. HTTP

Van Horne, B, and P. B. Sharpe. 1998. Effects of tracking by armored vehicles on Townsend’s ground squirrels in the Orchard Training Area, Idaho. Environmental Management 22:617-623.

Sharpe, P. B., and B. Van Horne. 1998. Influence of habitat on behavior of Townsend's ground squirrels (Spermophilus townsendii). Journal of Mammalogy 79:906-918.

Van Horne, B., R. L. Schooley, and P. B. Sharpe. 1998. Influence of habitat, sex, age, and drought on the diet of Townsend's ground squirrels. Journal of Mammalogy 79:521-537.

Sharpe, P. B., A. Woolf, and D. D. Roby. 1998. Raising tame ruffed grouse for field studies. American Midland Naturalist 139:39-48.

Garcelon, D.K. and N.J. Thomas. 1997. DDE poisoning in an adult bald eagle. Journal of Wildlife Diseases 33:299–303.

Hudgens B.R. 1997. Nest predation avoidance by Blue-billed Malimbes M. Nitens (Ploceinae). Ibis. 139:692-704.

Perkins, D.W., D.K. Phillips, and D.K. Garcelon. 1996. Predation of a bald eagle nestling by a red-tailed hawk. Journal of Raptor Research 30:249.

Garcelon, D.K., G.L. Slater, C.D. Danilson, and R.C. Helm. 1995. Cooperative nesting by a trio of bald eagles. Journal of Raptor Research 29:210–213.

Schooley, R. L., P. B. Sharpe, and B. Van Horne. 1996. Can shrub cover increase predation risk for a desert rodent? Canadian Journal of Zoology 74:157-163. PDF

Jenkins, M., R.M. Jurek, D.K. Garcelon, R. Mesta, W.G. Hunt, D.E. Driscoll, and R.W. Risebrough. 1994. DDE contamination and population parameters of the bald eagles Haliaeetus leucocephalus in California and Arizona, USA. In: Proceedings of the Fourth World Conference on Birds of Prey and Owls, Berlin. pp 751–756.

Garcelon, D.K., R.W. Wayne, and B.J. Gonzales. 1992. Serologic survey of the island fox (Urocyon littoralis ) on the Channel Islands, California, U.S.A. Journal of Wildlife Diseases 28:223–229.

Garcelon, D.K. 1990. Observations of aggressive interactions by bald eagles of known age and sex. The Condor 92:532–534. PDF

Garcelon, D.K. and G.W. Roemer. 1990. The reintroduction of bald eagles on Santa Catalina Island. Natural Sciences of Orange County, Volume 3. Natural History Foundation of Orange County, Newport Beach, California.

Garcelon, D.K., R.W. Risebrough, W.M. Jarman, A.B. Chartrand, and E.E. Littrell. 1989. Accumulation of DDE by bald eagles reintroduced to Santa Catalina Island in Southern California. In: Proceedings of the Third World Conference on Birds of Prey and Owls, Israel. pp 491–494.

Garcelon, D.K., and G.W. Roemer (Eds.). 1988. Proceedings of the International Symposium on Raptor Reintroduction, 1985. Institute for Wildlife Studies, Arcata, California. 148pp.

Garcelon, D.K., M. Martell, P. Redig and L. Buoen. 1985. Morphometric, karyotypic, and laparoscopic techniques for determining sex in bald eagles. Journal of Wildlife Management 49(3): 595–599. PDF

Garcelon, D.K. 1981. Mortality of great horned owls associated with skunks. The Murrelet 62(1):26. PDF

Garcelon, D.K. 1978. An expandable drop-off transmitter collar for young mountain lions. California Fish and Game 63(3):185–188.

Garcelon, D.K. and G. Bogue. 1977. Raptor Care and Rehabilitation. Night Owl Press, Walnut Creek, California. 143pp.