Ecology of Glaucomys sabrinus: Habitat, demography, and community relations

Journal of Mammalogy

Volumn 88, Issue 4, 2007, Pages 862-881

  Smith, Winston P ^a  

^a PACIFIC NORTHWEST RESEARCH STATION   (United States)

Author keywords

Demography; Glaucomys sabrinus; Habitat relations; Home range; Interspecific interactions; Limiting factors; Movements; Northern flying squirrel; Persistence; Population dynamics

Indexed keywords

ABUNDANCE; ARBOREAL SPECIES; CONIFEROUS FOREST; DEMOGRAPHY; DIET; ECOLOGY; HABITAT; HOME RANGE; LIMITING FACTOR; MONTANE FOREST; MOVEMENT; POPULATION DYNAMICS; RODENT; SEASONAL VARIATION;

NORTH AMERICA; PACIFIC NORTHWEST;

AVES; FUNGI; GLAUCOMYS SABRINUS; MAMMALIA; RODENTIA; SCIURIDAE; TUBER (TRUFFLE);

EID: 36649000064     PISSN: 00222372     EISSN: None     Source Type: Journal    
DOI: 10.1644/06-MAMM-S-371R1.1     Document Type: Article

References (141)

1. AMARANTHUS, M. P., D. S. PARRISH, AND D. A. PERRY. 1994. Decaying logs as moisture reservoirs after drought and wildfire. Pp. 191-194 in Stewardship of soil, air, and water resources: proceedings of Watershed 89 (E. Alexander, ed.). United States Department of Agriculture, Forest Service, Juneau, Alaska.
2. ARBOGAST, B. S. 1999. Mitochondrial DNA phylogeography of the New World flying squirrels (Glaucomys): implications for Pleistocene biogeography. Journal of Mammalogy 80:142-155.
3. ARBOGAST, B. S. 2007. A brief history of the New World flying squirrels: phylogeny, biogeography, and conservation genetics. Journal of Mammalogy 88:840-849.
4. BARKER, V. J., AND K. HASTINGS. 2002. Den trees used by northern flying squirrels (Glaucomys sabrinus) in southeastern Alaska. Canadian Journal of Zoology 80:1623-1633.
5. BAYNE, E. M., AND K. A. HOBSON. 1998. The effects of habitat fragmentation by forestry and agriculture on the abundance of small mammals in the southern boreal mixedwood forest. Canadian Journal of Zoology 76:62-69.
6. BOWMAN, J., G. L. HOLLOWAY, J. R. MALCOLM, K. R. MIDDEL, AND P. J. WILSON. 2005. Northern range boundary dynamics of southern flying squirrels: evidence of an energetic bottleneck. Canadian Journal of Zoology 83:1486-1494.
7. BULL, E. L. 2000. Seasonal and sexual differences in American marten diet in northeastern Oregon. Northwest Science 74:186-191.
8. CALDWELL, I. R., K. VERNES, AND F. BÄ RLOCHER. 2005. The northern flying squirrel (Glaucomys sabrinus) as a vector for inoculation of red spruce (Picea rubens) seedlings with ectomycorrhizal fungi. Sydowia 57:166-178.
9. CAREY, A. B. 1989. Wildlife associated with old-growth forests in the Pacific Northwest. Natural Areas Journal 9:151-162.
10. CAREY, A. B. 1991. The biology of arboreal rodents in Douglas-fir forests. United States Department of Agriculture, Forest Service General Technical Report PNW-GTR 276:1-46.
11. CAREY, A. B. 1995. Sciurids in Pacific Northwest managed and old-growth forests. Ecological Applications 5:648-661.
12. CAREY, A. B. 1996. Interactions of Northwest forest canopies and arboreal mammals. Northwest Science 60(Special Issue):72-78.
13. CAREY, A. B. 2000. Ecology of northern flying squirrels: implications for ecosystem management in the Pacific Northwest, USA. Pp. 45-66 in Biology of gliding mammals (R. L. Goldingay and J. S. Scheibe, eds.). Filander Verlag, Fürth, Germany.
14. CAREY, A. B. 2001. Experimental manipulation of spatial heterogeneity in Douglas-fir forests: effects on squirrels. Forest Ecology and Management 152:13-30.
15. CAREY, A. B. 2002. Response of northern flying squirrels to supplementary dens. Wildlife Society Bulletin 30:547-556.
16. CAREY, A. B., W. COLGAN III, J. M. TRAPPE, AND R. MOLINA. 2002. Effects of forest management on truffle abundance and squirrel diet. Northwest Science 76:148-157.
17. CAREY, A. B., S. P. HORTON, AND B. L. BISWELL. 1992. Northern spotted owls: influence of prey base and landscape character. Ecological Monographs 62:223-250.
18. CAREY, A. B., J. KERSHNER, B. BISWELL, AND L. DOMINGUEZ DE TOLEDO. 1999. Ecological scale and forest development: squirrels, dietary fungi, and vascular plants in managed and unmanaged forests. Wildlife Monographs 142:1-71.
19. CAREY, A. B., AND H. R. SANDERSON. 1981. Routing to accelerate tree-cavity formation. Wildlife Society Bulletin 9:14-21.
20. CAREY, A. B., T. M. WILSON, C. C. MAGUIRE, AND B. L. BISWELL. 1997. Dens of northern flying squirrels in the Pacific Northwest. Journal of Wildlife Management 61:684-699.
21. CAZARES, E., D. L. LUOMA, M. P. AMARANTHUS, C. L. CHAMBERS, AND J. F. LEHMKUHL. 1999. Interaction of fungal sporocarp production with small mammal abundance and diet in Douglas-fir stands of the southern Cascade Range. Northwest Science 73:64-76.
22. CLARKSON, D. A., AND L. S. MILLS. 1994. Hypogeous sporocarps in forest remnants and clearcuts in southwest Oregon. Northwest Science 68:259-265.
23. COLE, K. L., STEARNS, M. B. DAVIS, F. STEARNS, G. GUNTENSPERGER, AND K. WALKER. 1998. Chapter 6: historical landcover changes in the Great Lakes region. Pp. 43-50 in Perspectives on the land use history of North America: a context for understanding our changing environment. United States Department of Interior, Geological Survey, Biological Sciences Report USGS/BRD/BSR-1998-0003.
24. COLGAN, W., III, A. B. CAREY, AND J. M. TRAPPE. 1997. A reliable method of analyzing dietaries of mycophagous small mammals. Northwestern Naturalist 78:65-69.
25. COLGAN, W., III, A. B. CAREY, J. M. TRAPPE, R. MOLINA, AND D. THYSELL. 1999. Diversity and productivity of hypogeous fungal sporocarps in a variably thinned Douglas-fir forest. Canadian Journal of Forest Research 29:1259-1268.
26. CÔTÉ, M., AND J. FERRON. 2001. Short-term use of different residual forest structures by three sciurid species in a clear-cut boreal landscape. Canadian Journal of Forest Research 31:1805-1815.
27. COTTON, C. L., AND K. L. PARKER. 2000a. Winter activity patterns of northern flying squirrels in sub-boreal forests. Canadian Journal of Zoology 78:1896-1901.
28. COTTON, C. L., AND K. L. PARKER. 2000b. Winter habitat and nest trees used by northern flying squirrels in sub-boreal forests. Journal of Mammalogy 81:1071-1086.
29. COWAN, I. McT. 1936. Nesting habits of the flying squirrel, Glaucomys sabrinus. Journal of Mammalogy 17:58-60.
30. CURRAH, R. S., E. A. SMRECIU, T. LEHESVIRTA, M. NIEMI, AND K. W. LARSEN. 2000. Fungi in the winter diets of northern flying squirrels and red squirrels in the boreal mixedwood forest of northeastern Alberta. Canadian Journal of Botany 78:1514-1520.
31. DALE, V. H., et al. 2001. Climate change and forest disturbances. BioScience 51:723-734.
32. DAVIS, W. 1963. Reproductive ecology of the northern flying squirrel in Saskatchewan. M.S. thesis, University of Saskatchewan, Saskatoon, Canada.
33. DESROCHERS, A., I. HANSKI, AND V. SELONEN. 2003. Siberian flying squirrel responses to high- and low-contrast forest edges. Landscape Ecology 18:543-552.
34. FLANNIGAN, M. D., Y. BERGERON, O. ENGELMARK, AND B. M. WOTTON. 1998. Future wildfire in circumboreal forests in relation to global warming. Journal of Vegetation Science 9:469-476.
35. FOGEL, R. M. 1976. Ecological studies of hypogeous fungi. II. Sporocarp phenology in a western Oregon Douglas fir stand. Canadian Journal of Botany 54:1152-1162.
36. FORD, W. M., S. L. STEPHENSON, J. M. MENZEL, D. R. BLACK, AND J. W. EDWARDS. 2004. Habitat characteristics of the endangered Virginia northern flying squirrel (Glaucomys sabrinus fuscus) in the central Appalachian Mountains. American Midland Naturalist 152:430-438.
37. FORSMAN, E. D., ET AL. 2001. Spatial and temporal variation in diets of spotted owls in Washington. Journal of Raptor Research 35:141-150.
38. FORSMAN, E. D., E. C. MESLOW, AND H. M. WIGHT. 1984. Distribution and biology of the spotted owl in Oregon. Wildlife Monographs 87:1-64.
39. FRELICH, L. E. 1995. Old forest in the lake states today and before European settlement. Natural Areas Journal 15:157-167.
40. FRYXELL, J. M., J. B. FALLS, E. A. FALLS, AND R. J. BROOKS. 1998. Long-term dynamics of small-mammal populations in Ontario. Ecology 79:213-225.
41. FRYXELL, J. M., J. B. FALLS, E. A. FALLS, R. J. BROOKS, L. DIX, AND M. A. STRICKLAND. 1999. Density dependence, prey dependence, and population dynamics of martens in Ontario. Ecology 80:1311-1321.
42. GERROW, J. S. 1996. Home range, habitat use, nesting ecology and diet of the northern flying squirrel in southern New Brunswick. M.S. thesis, Acadia University, Wolfville, Nova Scotia, Canada.
43. GOMEZ, D. M., R. G. ANTHONY, AND J. P. HAYES. 2005. Influence of thinning of Douglas-fir forests on population parameters and diet of northern flying squirrels. Journal of Wildlife Management 69:1670-1682.
44. GOMEZ, D. M., R. G. ANTHONY, AND J. M. TRAPPE. 2003. The influence of thinning on production of hypogeous fungus sporocarps in Douglas-fir forests in the northern Oregon Coast Range. Northwest Science 77:308-319.
45. HACKETT, H. M., AND J. F. PAGELS. 2003. Nest site characteristics of the endangered northern flying squirrel (Glaucomys sabrinus coloratus) in southwest Virginia. American Midland Naturalist 150:321-331.
46. HALL, D. S. 1991. Diet of the northern flying squirrel at Sagehen Creek, California. Journal of Mammalogy 72:615-617.
47. HALL, E. R. 1981. The mammals of North America. Wiley Interscience, New York.
48. HAMANN, A., AND T. WANG. 2006. Potential effects of climate change on ecosystem and tree species distribution in British Columbia. Ecology 87:2773-2786.
49. HENNON, P. E., AND C. G. SHAW III. 1997. What is killing these long-lived, defensive trees? Journal of Forestry 95:4-10.
50. HOKKANEN, H., T. TORMÄLÄ, AND H. VUORINEN. 1982. Decline of the flying squirrel (Pteromys volans L.) populations in Finland. Biological Conservation 23:273-284.
51. HOLLOWAY, G. 2006. Flying squirrel (Glaucomys sabrinus and G. volans) habitat use and ecology in landscapes managed with partial harvesting silviculture in central Ontario. Ph.D. dissertation, University of Toronto, Toronto, Ontario, Canada.
52. HOLLOWAY, G., AND J. R. MALCOLM. 2006. Sciurid habitat relationships in forests managed under selection and shelterwood silviculture in Ontario. Journal of Wildlife Management 70:1735-1745.
53. HOLLOWAY, G., AND J. R. MALCOLM. 2007. Nest trees used by northern and southern flying squirrels in central Ontario. Journal of Mammalogy 88:226-233.
54. LEADBITTER, P., D. EULER, AND B. J. NAYLOR. 2002. Comparison of historical and current forest cover in selected areas of the Great Lakes St. Lawrence Forest of central Ontario. Forestry Chronicle 78:522-529.
55. LEHMKUHL, J. F., L. E. GOULD, E. CÁZARES, AND D. R. HOSFORD. 2004. Truffle abundance and mycophagy by northern flying squirrels in eastern Washington forests. Forest Ecology and Management 200:49-65.
56. LEHMKUHL, J. F., K. D. KISTLER, J. S. BEGLEY, AND J. BOULANGER. 2006. Demography of northern flying squirrels informs ecosystem management of western interior forests. Ecological Applications 16:584-600.
57. LEWIS, S. B. 2001. Breeding season diet of northern goshawks in southeast Alaska with a comparison of techniques used to examine raptor diet. M.S. thesis, Boise State University, Boise, Idaho.
58. LOEB, S. C., F. H. TAINTER, AND E. CÁ ZARES. 2000. Habitat associations of hypogeous fungi in the southern Appalachians: implications for the northern flying squirrel (Glaucomys sabrinus coloratus). American Midland Naturalist 144:286-296.
59. LOMOLINO, M. V., AND D. R. PERRAULT. 2001. Island biogeography and landscape ecology of mammals inhabiting fragmented, temperate rain forests. Global Ecology and Biogeography 10:113-132.
60. MACARTHUR, R. H., AND E. O. WILSON. 1967. The theory of island biogeography. Monographs in Population Biology 1:1-203.
61. MARTIN, K. J., AND R. G. ANTHONY. 1999. Movements of northern flying squirrels in different-aged forest stands of western Oregon. Journal of Wildlife Management 63:291-297.
62. MASER, C., R. ANDERSON, AND E. L. BULL. 1981. Aggregation and sex segregation in northern flying squirrels in northeastern Oregon, an observation. Murrelet 62:54-55.
63. MASER, C., AND Z. MASER. 1988. Interactions among squirrels, mycorrhizal fungi, and coniferous forests in Oregon. Great Basin Naturalist 48:358-369.
64. MASER, C., Z. MASER, J. W. WITT, AND G. HUNT. 1986. The northern flying squirrel: a mycophagist in southwestern Oregon. Canadian Journal of Zoology 64:2086-2089.
65. MASER, Z., C. MASER, AND J. M. TRAPPE. 1985. Food habits of the northern flying squirrel (Glaucomys sabrinus) in Oregon. Canadian Journal of Zoology 63:1084-1088.
66. MCDONALD, L. 1995. Relationship between northern flying squirrels and stand age and structure in aspen mixedwood forests in Alberta. Pp. 227-231 in Relationships between stand age, stand structure, and biodiversity in aspen mixedwood forests in Alberta (J. B. Stelfox, ed.). Jointly published by Alberta Environmental Centre (AECV95-R1), Vegreville, Alberta, Canada, and Canadian Forest Service (project 0001A), Edmonton, Canada.
67. MCKEEVER, S. 1960. Food of the northern flying squirrel in northeastern California. Journal of Mammalogy 41:270-271.
68. MENZEL, J. M., J. W. EDWARDS, W. M. FORD, J. W. EDWARDS, AND M. A. MENZEL. 2004. Nest tree use by the endangered Virginia northern flying squirrel in the central Appalachian Mountains. American Midland Naturalist 151:355-368.
69. MENZEL, J. M., W. M. FORD, J. W. EDWARDS, AND L. J. CEPERLEY. 2006a. A habitat model for the Virginia northern flying squirrel (Glaucomys sabrinus fuscus) in the central Appalachian Mountains. United States Department of Agriculture, Forest Service Research Paper NE-729:1-14.
70. MENZEL, J. M., W. M. FORD, J. W. EDWARDS, AND T. M. TERRY. 2006b. Home range and habitat use of the vulnerable Virginia northern flying squirrel (Glaucomys sabrinus fuscus) in the central Appalachian Mountains, USA. Oryx 40:1-7.
71. MEYER, M. D., D. A. KELT, AND M. P. NORTH. 2005a. Nest trees of northern flying squirrels in the Sierra Nevada. Journal of Mammalogy 86:275-280.
72. MEYER, M. D., D. A. KELT, AND M. P. NORTH. 2007. Microhabitat associations of northern flying squirrels in burned and thinned forest stands of the Sierra Nevada. American Midland Naturalist 157:202-211.
73. MEYER, M. D., AND M. P. NORTH. 2005. Truffle abundance in riparian and upland mixed-conifer forest of California's southern Sierra Nevada. Canadian Journal of Botany 83:1015-1020.
74. MEYER, M. D., M. P. NORTH, AND D. A. KELT. 2005b. Fungi in the diets of northern flying squirrels and lodgepole chipmunks in the Sierra Nevada. Canadian Journal of Zoology 83:1581-1589.
75. MEYER, M. D., M. P. NORTH, AND D. A. KELT. 2005c. Short-term effects of fire and thinning on truffle abundance and consumption by Neotamias speciosus in the Sierra Nevada of California. Canadian Journal of Forest Research 35:1061-1070.
76. MITCHELL, D. 2001. Spring and fall diet of the endangered West Virginia northern flying squirrel (Glaucomys sabrinus fuscus). American Midland Naturalist 146:439-443.
77. MOWREY, R. A., AND J. C. ZASADA. 1984. Den tree use and movements of northern flying squirrels in interior Alaska and implications for forest management. Pp. 351-356 in Fish and wildlife relationships in old-growth forests. Proceedings of a symposium held in Juneau, Alaska, April 12-15, 1982 (W. R. Meehan, T. R. Merrell, Jr., and T. A. Hanley, eds.). American Institute of Fishery Research Biologists, Morehead City, North Carolina.
78. MUNTON, T. E., K. D. JOHNSON, G. N. STEGER, AND G. P. EBERLEIN. 1998. Diets of California spotted owls in the Sierra National Forest. Pp. 99-105 in Proceedings of a symposium on the Kings River Sustainable Forest Ecosystem Project: progress and current status (J. Verner, ed.). United States Department of Agriculture, Forest Service General Technical Report PSW-GTR-183:1-154.
79. MUUL, I. 1968. Behavioral and physiological influences on the distribution of the flying squirrel, Glaucomys volans. Miscellaneous Publications, Museum of Zoology, University of Michigan, Miscellaneous Publications 134:1-66.
80. NORTH, M., J. TRAPPE, AND J. FRANKLIN. 1997. Standing crop and animal consumption of fungal sporocarps in Pacific Northwest forests. Ecology 78:1543-1554.
81. NOWACKI, G. J., AND M. G. KRAMER. 1998. The effects of wind disturbance on temperate rain forest structure and dynamics of southeast Alaska. United States Department of Agriculture, Forest Service General Technical Report PNW-GTR-421:1-25.
82. ODOM, R. H., W. M. FORD, J. W. EDWARDS, C. W. STIHLER, AND J. M. MENZEL. 2001. Developing a habitat model for the endangered Virginia northern flying squirrel (Glaucomys sabrinus fuscus) in the Allegheny Mountains of West Virginia. Biological Conservation 99:245-252.
83. PAGELS, J. F., R. P. ECKERLIN, J. R. BAKER, AND M. L. FIES. 1990. New records of the distribution and the intestinal parasites of the endangered northern flying squirrel, Glaucomys sabrinus (Mammalia: Sciuridae), in Virginia. Brimleyana 16:73-78.
84. PAULI, J. N., S. A. DUBAY, E. M. ANDERSON, AND S. J. TAFT. 2004. Strongyloides robustus and the northern sympatric populations of northern (Glaucomys sabrinus) and southern (G. volans) flying squirrels. Journal of Wildlife Diseases 40:579-582.
85. PAYNE, J. L., D. R. YOUNG, AND J. F. PAGELS. 1989. Plant community characteristics associated with the endangered northern flying squirrel, Glaucomys sabrinus, in the southern Appalachians. American Midland Naturalist 121:285-292.
86. PULLIAM, R. H. 1988. Sources, sinks, and population regulation. American Naturalist 132:652-661.
87. PYARE, S., AND W. S. LONGLAND. 2001a. Mechanisms of truffle detection by northern flying squirrels. Canadian Journal of Zoology 79:1007-1015.
88. PYARE, S., AND W. S. LONGLAND. 2001b. Patterns of ectomycorrhizal-fungi consumption by small mammals in remnant old-growth forests of the Sierra Nevada. Journal of Mammalogy 82:681-689.
89. PYARE, S., AND W. S. LONGLAND. 2002. Interrelationships among northern flying squirrels, truffles, and microhabitat structure in Sierra Nevada old-growth habitat. Canadian Journal of Forest Research 32:1016-1024.
90. PYARE, S., W. P. SMITH, J. V. NICHOLS, AND J. A. COOK. 2002. Dietary uniqueness of northern flying squirrels in southeast Alaska. Canadian Field-Naturalist 116:97-102.
91. RANSOME, D. B., P. M. F. LINDGREN, D. S. SULLIVAN, AND T. P. SULLIVAN. 2004. Long-term responses of ecosystem components to stand thinning in young lodgepole pine forest. I. Population dynamics of northern flying squirrels and red squirrels. Forest Ecology and Management 202:355-367.
92. RANSOME, D. B., AND T. P. SULLIVAN. 1997. Food limitation and habitat preference of Glaucomys sabrinus and Tamiasciurus hudsonicus. Journal of Mammalogy 78:538-549.
93. RANSOME, D. B., AND T. P. SULLIVAN. 2002. Short-term population dynamics of Glaucomys sabrinus and Tamiasciurus douglasii in commercially thinned and unthinned stands of coastal coniferous forest. Canadian Journal of Forestry Research 32:2043-2050.
94. RANSOME, D. B., AND T. P. SULLIVAN. 2003. Population dynamics of Glaucomys sabrinus and Tamiasciurus douglasii in old-growth and second-growth stands of coastal coniferous forests. Canadian Journal of Forest Resources 33:587-596.
95. RANSOME, D. B., AND T. P. SULLIVAN. 2004. Effects of food and densite supplementation on populations of Glaucomys sabrinus and Tamiasciurus douglasii. Journal of Mammalogy 85:206-215.
96. REUNANEN, P., M. MÖNKKÖNEN, AND A. NIKULA. 2000. Managing boreal forest landscapes for flying squirrels. Conservation Biology 14:218-226.
97. REYNOLDS, R. T., AND E. C. MESLOW. 1984. Partitioning of food and niche characteristics of coexisting Accipiter during breeding. Auk 101:761-779.
98. REYNOLDS, R. J., J. F. PAGELS, AND M. L. FIES. 1999. Demography of northern flying squirrels in Virginia. Proceedings Annual Conference of Southeastern Association of Fish and Wildlife Agencies 53:340-349.
99. ROSENBERG, D. K., AND R. G. ANTHONY. 1992. Characteristics of northern flying squirrel populations in young, second- and old-growth forests in western Oregon. Canadian Journal of Zoology 70:161-166.
100. ROSENBERG, D. K., K. A. SWINDLE, AND R. G. ANTHONY. 2003. Influence of prey abundance on northern spotted owl reproductive success in western Oregon. Canadian Journal of Zoology 81:1715-1725.
101. ROSENBERG, D. D., J. R. WATERS, K. J. MARTIN, R. G. ANTHONY, AND C. J. ZABEL. 1996. The northern flying squirrel in the Pacific Northwest: implications for management of the greater Fundy Ecosystem. Pp. 23-29 in Conserving species dependent on older forests: a population viability workshop, Fundy National Park, New Brunswick, Canada 26-28 October 1993 (S. P. Flemming, ed.). Parks Canada, Alma, New Brunswick, Canada.
102. ROSENTRETER, R., G. D. HAYWARD, AND M. WICKLOW-HOWARD. 1997. Northern flying squirrel seasonal food habits in the interior conifer forests of central Idaho. Northwest Science 71:97-102.
103. SCHEIBE, J. S., K. PASKINS, S. FERDOUS, AND D. BIRDSILL. 2007. Kinematics and functional morphology of leaping, landing, and branch use in Glaucomys sabrinus. Journal of Mammalogy 88:850-861.
104. SCHEIBE, J. S., W. P. SMITH, J. BASHAM, AND D. MAGNESS. 2006. Cost of transport in the northern flying squirrel, Glaucomys sabrinus. Acta Theriologica 51:169-178.
105. SCHULER, T. M., W. M. FORD, AND R. J. COLLINS. 2002. Successional dynamics and restoration implications of a montane coniferous forest in the central Appalachians, USA. Natural Areas Journal 22:88-98.
106. SELONEN, V., AND I. K. HANSKI. 2003. Movements of the flying squirrel Pteromys volans in corridors and in matrix habitat. Ecography 26:641-651.
107. SELONEN, V., AND I. K. HANSKI. 2004. Young flying squirrels (Pteromys volans) dispersing in fragmented forests. Behavioral Ecology 15:564-571.
108. SELONEN, V., AND I. K. HANSKI. 2006. Habitat exploration and use in dispersing juvenile flying squirrels. Journal of Animal Ecology 75:1440-1449.
109. SMITH, J. E., R. MOLINA, M. M. P. HUSO, AND M. J. LARSEN. 2000. Occurrence of Piloderma fallax in young, rotation age, and old-growth stands of Douglas-fir (Pseudotsuga menziesii) in the Cascade Range of Oregon, U.S.A. Canadian Journal of Botany 78:995-1001.
110. SMITH, J. E., ET AL. 2002. Species richness, abundance, and composition of hypogeous and epigeous ectomycorrhizal fungal sporocarps in young, rotation age, and old-growth stands of Douglas-fir (Pseudotsuga menziesii) in the Cascade Range of Oregon, U.S.A. Canadian Journal of Botany 80:186-204.
111. SMITH, W. P. 2005. Evolutionary diversity and ecology of endemic small mammals of southeastern Alaska with implications for land management planning. Landscape and Urban Planning 72:135-155.
112. SMITH, W. P., R. G. ANTHONY, J. R. WATERS, N. L. DODD, AND C. J. ZABEL. 2003. Ecology and conservation of arboreal rodents of the Pacific Northwest. Pp. 157-206 in Mammal community dynamics in western coniferous forests: management and conservation (C. J. Zabel and R. G. Anthony, eds.). Cambridge University Press, Cambridge, United Kingdom.
113. SMITH, W. P., S. M. GENDE, AND J. V. NICHOLS. 2004. Ecological correlates of flying squirrel microhabitat use and density in temperate rain forest of southeastern Alaska. Journal of Mammalogy 85:663-674.
114. SMITH, W. P., AND J. V. NICHOLS. 2003. Demography of the Prince of Wales flying squirrel: an endemic of southeastern Alaska temperate rain forest. Journal of Mammalogy 84:1044-1058.
115. SMITH, W. P., J. V. NICHOLS, AND S. M. GENDE. 2005. The northern flying squirrel as a management indicator species of north temperate rainforest: test of a hypothesis. Ecological Applications 15:689-700.
116. SMITH, W. P., AND D. K. PERSON. 2007. Persistence of northern flying squirrel populations in temperate rain forest fragments of southeast Alaska. Biological Conservation 137:626-636.
117. SOLLINS, P. 1982. Input and decay of coarse woody debris in coniferous stands in western Oregon and Washington. Canadian Journal of Forestry Research 12:18-28.
118. STAPP, P. 1992. Energetic influences on the life history of Glaucomys volans. Journal of Mammalogy 73:914-920.
119. STAPP, P., P. J. PEKINS, AND W. M. MAUTZ. 1991. Winter energy expenditure and the distribution of southern flying squirrels. Canadian Journal of Zoology 69:2548-2555.
120. STIHLER, C. W., K. B. KNIGHT, AND V. K. URBAN. 1987. The northern flying squirrel in West Virginia. Pp. 176-183 in Proceedings of the Third Southeast Nongame and Endangered Species Symposium (R. R. Odum, K. A. Riddleberger, and J. C. Dozier, eds.). Georgia Department of Natural Resources, Atlanta, Georgia.
121. TAYLOR, P. D., L. FAHRIG, K. HENEIN, AND G. MERRIAM. 1993. Landscape connectivity is a vital element of landscape structure. Oikos 68:571-573.
122. THYSELL, D. R., L. J. VILLA, AND A. B. CAREY. 1997. Observations of northern flying squirrels feeding behavior: use of non-truffle items. Northwestern Naturalist 78:87-92.
123. VERNER, J., R. J. GUTIÉRREZ, AND G. I. GOULD, JR. 1992. The California spotted owl: general biology and ecological relations. Pp. 55-77 in The California spotted owl: a technical assessment of it current status (J. Verner, K. S. McKelvey, B. R. Noon, R. J. Gutiérrez, G. I. Gould, Jr., and T. W. Beck, eds.).United States Department of Agriculture, Forest Service General Technical Report PSW-GTR-133:1-85.
124. VERNES, K. 2001. Gliding performance of the northern flying squirrel (Glaucomys sabrinus) in mature mixed forests of eastern Canada. Journal of Mammalogy 82:1026-1033.
125. VERNES, K., S. BLOIS, AND F. BÄRLOCHER. 2004. Seasonal and yearly changes in consumption of hypogeous fungi by northern flying squirrels and red squirrels in old-growth forest, New Brunswick. Canadian Journal of Zoology 82:110-117.
126. VERTS, B. J., AND L. N. CARRAWAY. 1998. Land mammals of Oregon. University of California Press, Berkeley.
127. VILLA, L. J., A. B. CAREY, T. M. WILSON, AND K. E. GLOS. 1999. Maturation and reproduction of northern flying squirrels in Pacific Northwest forests. United States Department of Agriculture, Forest Service General Technical Report PNW-GTR-444:1-59.
128. WATERS, J. R., K. S. MCKELVEY, D. L. LUOMA, AND C. J. ZABEL. 1997. Truffle production in old-growth and mature fir stands in northeastern California. Forest Ecology and Management 96:155-166.
129. WATERS, J. R., K. S. MCKELVEY, C. J. ZABEL, AND D. LUOMA. 2000. Northern flying squirrel mycophagy and truffle production in fir forests in northeastern California. United States Department of Agriculture, Forest Service General Technical Report PSW-GTR-178:1-113.
130. WATERS, J. R., AND C. J. ZABEL. 1995. Northern flying squirrel densities in fir forests of northeastern California. Journal of Wildlife Management 59:858-866.
131. WEIGL, P. D. 1978. Resource overlap, interspecific interactions, and the distribution of the flying squirrels Glaucomys volans and G. sabrinus. American Midland Naturalist 100:83-96.
132. WEIGL, P. D. 2007. The northern flying squirrel (Glaucomys sabrinus). A conservation challenge. Journal of Mammalogy 88:897-907.
133. WEIGL, P. D., T. W. KNOWLES, AND A. C. BOYNTON. 1999. The distribution and ecology of the northern flying squirrel, Glaucomys sabrinus coloratus, in the southern Appalachians. North Carolina Wildlife Resources Commission, Nongame and Endangered Wildlife Program, Raleigh.
134. WEIGL, P. D., AND D. W. OSGOOD. 1974. Study of the northern flying squirrel, Glaucomys sabrinus, by temperature telemetry. American Midland Naturalist 92:482-486.
135. WELLS-GOSLING, N., AND L. R. HEANEY. 1984. Glaucomys sabrinus. Mammalian Species 229:1-8.
136. WILSON, J. A., D. A. KELT, AND D. VAN VUREN. In press. Home range and activity of northern flying squirrels (Glaucomys sabrinus) in the Sierra Nevada. Southwestern Naturalist.
137. WILSON, T. M. 2003. Sex and the single squirrel: a genetic view of forest management in the Pacific Northwest. Pacific Northwest Science Findings 51:1-6.
138. WILSON, T. M., AND A. B. CAREY. 1996. Observation of weasels in second-growth Douglas-fir forests in the Puget Trough, Washington. Northwestern Naturalist 77:35-39.
139. WITT, J. W. 1991. Increasing the carrying capacity of second-growth stands for flying squirrels with the use of nest boxes. P. 529 in Wildlife and vegetation of unmanaged Douglas-fir forests (L. F. Ruggiero, K. B. Aubry, A. B. Carey, and H. Huff, technical coordinators). United States Department of Agriculture, Forest Service, General Technical Report PNW-GTR-285.
140. WITT, J. W. 1992. Home range and density estimates for the northern flying squirrel, Glaucomys sabrinus, in western Oregon. Journal of Mammalogy 73:921-929.
141. ZABEL, C. J., AND J. R. WATERS. 1997. Food preferences of captive northern flying squirrels from the Lassen National Forest in northeastern California. Northwest Science 71:103-107.