Pepper, J. W., S. H. Braude, E. A. Lacey, and P. W. Sherman.
- Vocalizations of the naked mole-rat. In The biology of
the naked mole-rat,ed. P. W. Sherman, J. U. M. Jarvis, and
R. D. Alexander, 243 –74. Princeton, NJ: Princeton University
Press.
Perla, B. S., and C. N. Slobodchikoff. 2002. Habitat structure
and alarm call dialects in Gunnison’s prairie dog (Cynomys
gunnisoni). Behavioral Ecology13 : 844 –50.
Perri, L. M., and J. A. Randall. 1999. Behavioral mechanisms of
coexistence in sympatric species of desert rodents, Dipodomys
ordiiand D. merriami. Journal of Mammalogy80 : 1297–
Perrigo, G., L. Belvin, P. Quindry, T. Kadir, J. Becker, C. Van
Look, J. Niewoehner, and F. S. Vom Saal. 1993. Genetic
mediation of infanticide and parental behavior in male and
female domestic and wild stock house mice. Behavior Genet-
ics23 : 525 –31.
Perrin, C., D. Allainé, and M. Le Berre. 1993. Socio-spatial orga-
nization and activity distribution of the Alpine Marmot Mar-
mota marmota: Preliminary results. Ethology93 : 21–30.
———. 1994. Intrusion de males et possibilité d’ infanticide chez
la marmotte alpine. Mammalia58 : 150 –53.
Perrin, C., L. Le Guelte, and M. Le Berre. 1992. Temporal and
spatial distribution of activities during summer in the alpine
marmot. In First international symposium of alpine marmot
(Marmota marmota) and on genusMarmota, ed. B. Bassano,
P. Durio, U. Gallo Orsi, and E. Macchi, 101–10. Torino.
Perrin, N., and L. Lehmann. 2001. Is sociality driven by the
costs of dispersal or the benefits of philopatry? A role for kin-
discrimination mechanisms. American Naturalist158 :
471– 83.
Perrot-Sinal, T. S., K.-P. Ossenkopp, and M. Kavaliers. 1999.
Brief predator odour exposure activates the HPA axis inde-
pendent of locomotor changes. Neuroreport: An International
Journal for the Rapid Communication of Research in Neuro-
science10 : 775 – 80.
Peters, L. C., and M. B. Kristal. 1983. Suppression of infanticide
in mother rats. Journal of Comparative Psychology97 :
167–77.
Peters, R. H. 1983. The ecological implications of body size.
Cambridge: Cambridge University Press.
Peters, R. P., and L. D. Mech. 1975. Scent-marking in wolves.
American Scientist63 : 628 –37.
Peterson, R. P., and N. F. Payne. 1986. Productivity, size, age,
and sex structure of nuisance beaver colonies in Wisconsin.
Journal of Wildlife Management50 : 265 – 68.
Petras, M., and J. C. Topping. 1983. The maintenance of
polymorphism at two loci in house mouse (Mus musculus)
populations. Canadian Journal of Genetics and Cytology
25 : 190 –201.
Petrie, M. 1994. Improved growth and survival of offspring of
peacocks with more elaborate trains. Nature371 : 598 – 99.
Petrie, M., M. Hall, T. Halliday, H. Budgey, and C. Pierpont.
- Multiple mating in a lekking bird: Why do peahens
mate with more than one male and with the same male more
than once? Behavioral Ecology and Sociobiology31 : 349 –58.
Petrie, M., T. Halliday, and C. Sanders. 1991. Peahens
prefer peacocks with elaborate trains. Animal Behaviour
41 : 323 –31.
Petrulis, A., and R. E. Johnston. 1999. Lesions centered on the
medial amygdala impair scent-marking and sex-odor recogni-
tion but spare discrimination of individual odors in female
golden hamsters. Behavioral Neuroscience113 : 345 –57.
Petrulis, A., M. Peng, and R. E. Johnston. 2000. The role of the
hippocampal system in social odor discrimination and scent-
marking in female golden hamsters (Mesocricetus auratus).
Behavioral Neuroscience114 : 184 – 95.
Pfaus, J. G., G. Damsma, G. G. Nomikos, D. G. Wenkstern,
C. D. Blaha, A. G. Phillips, and H. C. Fibiger. 1990. Sexual
behavior enhances central dopamine transmission in the male
rat. Brain Research530 : 345 – 48.
Pflanz, T. 2002. Age and brood defence in male CRL:NMRI BR
laboratory mice, Mus musculus domesticus. Animal Behav-
iour63 : 613 –16.
Philippe, H. 1997. Rodent monophyly: Pitfalls of molecular
phylogenies. Journal of Molecular Evolution45 : 712 –15.
Phillips, J. A. 1981. Growth and its relationship to the initial
annual cycle of the golden-mantled ground squirrel, Spermo-
philus lateralis. Canadian Journal of Zoology59 : 865 –71.
———. 1984. Environmental influences on reproduction in the
golden-mantled ground squirrel. In The biology of ground-
dwelling squirrels,ed. J. O. Murie and G. R. Michener,
108 –24. Lincoln: University of Nebraska Press.
Pierce, J. D., Jr., and D. A. Dewsbury. 1991. Female preferences
for unmated versus mated males in two species of voles
(Microtus ochrogasterand Microtus montanus). Journal of
Comparative Psychology105 : 165 –71.
Pierce, J. D., Jr., V. C. Pellis, D. A. Dewsbury, and S. M. Pellis.- Targets and tactics of agonistic and precopulatory
behavior in montane and prairie voles: Their relationship to
juvenile play-fighting. Aggressive Behavior17 : 337– 49.
Pierotti, R. 1991. Infanticide versus adoption: An intergenera-
tional conflict. American Naturalist138 : 1140 –58.
Pilastro, A., T. Gomiero, and G. Marin. 1994. Factors affecting
body-mass of young fat dormice (Glis glis) at weaning and by
hibernation. Journal of Zoology234 : 13 –23.
Pilastro, A., E. Missiaglia, and G. Marin. 1996. Age-related
reproductive success in solitarily and communally nesting
female dormice (Glis glis). Journal of Zoology, London239 :
601– 8.
Pine, R. H., S. D. Miller, and M. L. Schamberger. 1979. Contri-
butions to the mammalogy of Chile. Mammalia43 : 339 –76.
Pinker, S. 1994. The language instinct.New York: William
Morrow.
Pitkow, L. J., C. A. Sharer, X. Ren, T. R. Insel, E. F. Terwilliger,
and L. J. Young. 2001. Facilitation of affiliation and pair-
bond formation by vasopressin receptor gene transfer into the
ventral forebrain of a monogamous vole. Journal of Neuro-
science21 : 7392 – 96.
Pizzimenti, J. J. 1975. Evolution of the prairie dog genus Cyno-
mys. Occasional Papers, Museum of Natural History, Univer-
sity of Kansas39 : 1–73.
Pizzimenti, J. J., and G. D. Collier. 1975. Cynomys parvidens.
Mammalian Species52 : 1–3.
Pizzimenti, J. J., and L. R. McClenaghan. 1974. Reproduction,
growth and development, and behavior in the Mexican prai-
rie dog, Cynomys mexicanus(Merriam). American Midland
Naturalist92 : 130 – 45.
Pizzuto, T., and L. L. Getz. 1998. Female prairie voles (Microtus
ochrogaster) fail to form a new pair after loss of mate. Behav-
ioral Processes43 : 79 – 86.
Plassmann, W., W. Peetz, and M. Schmidt. 1987. The cochlea in
Gerbilline rodents.BrainBehavior and Evolution30 : 82 –101.
Platt, J. R. 1964. Strong inference. Science146 : 347–53.
Plotnick, R. E., and M. L. McKinney. 1993. Ecosystem organiza-
tion and extinction dynamics. Palaios8 : 202 –12.
568 References