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Filoha Publications


Swedell, L., & Plummer, T. (2019) Social evolution in Plio-Pleistocene hominins: insights from hamadryas baboons and paleoecology. Journal of Human Evolution, in press.

Amato, K.R., Mallott, E.K., McDonald, D., Dominy, N.J., Goldberg, T., Lambert, J.E., Swedell, L., Metcalf, J.L., Gomez, A., Britton, G.A.O., Stumpf, R.M., Leigh, S.R., Knight, R. (2019) Convergence of human and Old World monkey gut microbiomes demonstrates the importance of human ecology over phylogeny. Genome Biology 20: 201 (https://rdcu.be/bTrts).

Schreier, A.L., Schlaht, R.M., & Swedell, L. (2019) Meat eating in wild hamadryas baboons: opportunistic trade-offs between insects and vertebrates. American Journal of Primatology 81: e23029 (https://doi.org/10.1002/ajp.23029).

Hofman, M.P.G., Hayward, M.W., Heim, M., Marchand, P., Rolandsen, C.M., Mattisson, J., Urbano, F., Heurich, M., Mysterud, A., Melzheimer, J., Morellet, N., Voigt, U., Allen, B.L., Gehr, B., Rouco, C., Ullmann, W., Holand, Ø., Jørgensen, N.H., Steinheim, G., Cagnacci, F., Kroeschel, M., Kaczensky, P., Buuveibaatar, B., Payne, J.C., Palmegiani, I., Jerina, K., Kjellander, P., Johansson, Ö., LaPoint, S., Bayrakcismith, R., Linnell, J.D.C., Zaccaroni, M., Jorge, M.L.S., Oshima, J.E.F., Songhurst, A., Fischer, C., Mc Bride, R.T., Jr., Thompson, J.J., Streif, S., Sandfort, R., Bonenfant, C., Drouilly, M., Klapproth, M., Zinner, D., Yarnell, R., Stronza, A., Wilmott, L., Meisingset, E., Thaker, M., Vanak, A.T., Nicoloso, S., Graeber, R., Said, S., Boudreau, M.R., Devlin, A., Hoogesteijn, R., May-Junior, J.A., Nifong, J.C., Odden, J., Quigley, H.B., Tortato, F., Parker, D.M., Caso, A., Perrine, J., Tellaeche, C., Zieba, F., Zwijacz-Kozica, T., Appel, C.L., Axsom, I., Bean, W.T., Cristescu, B., Périquet, S., Teichman, K.J., Karpanty, S., Licoppe, A., Menges, V., Black, K., Scheppers, T.L., Schai-Braun, S.C., Azevedo, F.C., Lemos, F.G., Payne, A., Swanepoel, L.H., Weckworth, B.V., Berger, A., Bertassoni, A., McCulloch, G., Šustr, P., Athreya, V., Bockmuhl, D., Casaer, J., Ekori, A., Melovski, D., Richard-Hansen, C., van de Vyver, D., Reyna-Hurtado, R., Robardet, E., Selva, N., Sergiel, A., Farhadinia, M.S., Sunde, P., Portas, R., Ambarli, H., Berzins, R., Kappeler, P.M., Mann, G.K., Pyritz, L., Bissett, C., Grant, T., Steinmetz, R., Swedell, L., Welch, R.J., Armenteras, D., Bidder, O.R., González, T.M., Rosenblatt, A., Kachel, S., Balkenhol, N. (2019) Right on track? Performance of satellite telemetry in terrestrial wildlife research. PLoS ONE 14: e0216223 (https://doi.org/10.1371/journal.pone.0216223).

Amann, A.L., Pines, M. and Swedell, L. 2017. Contexts and consequences of takeovers in hamadryas baboons: female parity, reproductive state, and observational evidence of pregnancy loss. American Journal of Primatology 79: e22649.

Staedele, V., Pines, M., Swedell, L. and Vigilant, L., 2016. The ties that bind: Maternal kin bias in a multilevel society despite natal dispersal by both sexes. American Journal of Primatology 78: 731-744.

Swedell, L. & Chowdhury, S. 2016. Hamadryas Baboon: Papio hamadryas.  IN All the World's Primates, edited by N. Rowe & M. Myers.  Charlestown, RI: Pogonias Press, pp. 436-437.

Chowdhury, S., Pines, M., Saunders, J., & Swedell, L. 2015. The adaptive value of secondary males in the polygynous multi-level society of hamadryas baboons. American Journal of Physical Anthropology 158(3): 501-513.

Pines, M., Chowdhury, S., Saunders, J., & Swedell, L. 2015. The rise and fall of leader males in a multi-level society: takeovers and tenures of male hamadryas baboons. American Journal of Primatology 77: 44-55.

Staedele, V., Van Doren, V., Pines, M., Swedell, L., & Vigilant, L. 2015. Fine-scale genetic assessment of sex-specific dispersal patterns in a multilevel primate society.  Journal of Human Evolution 78: 103-113.

Schreier A, Grove M. 2014. Recurrent Patterning in the Daily Foraging Routes of Hamadryas Baboons (Papio hamadryas): Spatial Memory in Large-Scale Versus Small-Scale Space. American Journal of Primatology 76: 421-435.

Swedell, L., Leedom, L., Saunders, J., & Pines, M. 2014. Sexual conflict in a polygynous primate: costs and benefits of a male-imposed mating system. Behavioral Ecology and Sociobiology 68: 263-273.

Swedell, L. 2013. Hamadryas Baboon (Papio hamadryas).  IN The Mammals of Africa, Vol. 2, Primates, edited by T. Butynski, J. Kingdon, & J. Kalina.  London: Bloomsbury Publishing, pp. 221-224.

Matsuda I, Zhang P, Swedell L, Mori U, Tuuga A, Bernard H, Sueur C 2012. Comparisons of inter-individual relationships among non-human primates living in multi-level social systems. International Journal of Primatology 33: 1038-1053.

Schreier, A. and Swedell, L. 2012a. Ecology and sociality in a multilevel society: ecological determinants of spatial cohesion in hamadryas baboons. American Journal of Physical Anthropology 148(4): 580-588.

Schreier A, Swedell L. 2012b. The socioecology of network scaling ratios in the multilevel society of hamadryas baboons. International Journal of Primatology 33: 1069-1080.

Swedell, L. & Plummer, T. 2012. A Papionin Multi-Level Society as a Model for Hominin Social Evolution. International Journal of Primatology 33: 1165-1193.

Pines, M. and Swedell, L. 2011. Not without a fair fight: Failed abductions of females in wild hamadryas baboons.  Primates 52: 249-252.

Pines, M., Saunders, J. and Swedell, L. 2011. Alternative routes to the leader male role in a multi-level society: follower versus solitary male strategies and outcomes in hamadryas baboons. American Journal of Primatology 73: 679-691.

Swedell L, Saunders J, Schreier A, Davis B, Tesfaye T, Pines M. 2011. Female "dispersal" in hamadryas baboons: Transfer among social units in a multilevel society. American Journal of Physical Anthropology 145: 360-370.

Schreier A. 2010. Feeding ecology, food availability and ranging patterns of wild hamadryas baboons at Filoha. Folia Primatologica 81:129-145.

Schreier A, Grove M. 2010. Ranging patterns in hamadryas baboons: Random walk analyses. Animal Behaviour 80: 75-87.

Schreier A, and Swedell L. 2009. The fourth level of social structure in a multi-level society: Ecological and social functions of clans in hamadryas baboons. American Journal of Primatology 71:948-955.

Swedell, L. and Schreier, A. 2009. Male aggression towards females in hamadryas baboons: Conditioning, coercion, and control.  IN Sexual Coercion in Primates and Humans, edited by M.N. Muller & R.W. Wrangham.  Cambridge, MA: Harvard University Press, pp. 244-268.

Schreier A, and Swedell L. 2008. Use of palm trees as a sleeping site by hamadryas baboons (Papio hamadryas hamadryas) in Ethiopia. American Journal of Primatology 70:107-113.

Swedell L, Hailemeskel G, Schreier A. 2008. Composition and Seasonality of Diet in Wild Hamadryas Baboons: Preliminary Findings from Filoha. Folia Primatologica 79: 476-490.

Swedell, L. 2006. Strategies of Sex and Survival in Hamadryas Baboons: Through A Female Lens. Pearson Prentice Hall, Upper Saddle River, NJ.

Swedell, L. and Saunders, J. 2006. Infant mortality, paternity certainty, and female reproductive strategies in hamadryas baboons.  IN Reproduction and Fitness in Baboons: Behavioral, Ecological, and Life History Perspectives, edited by L. Swedell & S. Leigh.  New York: Springer, pp. 19-51.

Swedell L, Tesfaye T. 2003. Infant Mortality After Takeovers in Wild Ethiopian Hamadryas Baboons. American Journal of Primatology 60: 113-118.

Swedell, L. 2002a. Affiliation among females in wild hamadryas baboons (Papio hamadryas hamadryas). International Journal of Primatology 23: 1205-1226.

Swedell, L. 2002b. Ranging Behavior, Group Size, and Behavioral Flexibility in Ethiopia Hamadryas Baboons (Papio hamadryas hamadryas).  Folia Primatologica 73:95-103.

Swedell L. 2000. Two takeovers in wild hamadryas baboons. Folia Primatologica 71:169-172.




Abstracts of Conference Presentations

Henriquez, M. & Swedell, L. (2018) Twenty years of ranging patterns in hamadryas baboons: A modern take in a changing climate. American Journal of Physical Anthropology Supplement 66: 117 (Poster presented at the 87th annual meeting of the American Association of Physical Anthropologists, Austin, TX).

Schreier, A., Schlaht, R. M., & Swedell, L. (2017) Meat-eating in hamadryas baboons: temporal patterns of meat consumption and doum palm fruit availability. American Journal of Physical Anthropology Supplement 64: 349-350 (Poster presented at the 86th annual meeting of the American Association of Physical Anthropologists, New Orleans, LA).

Swedell, L. & Plummer, T. (2017) Hamadryas baboons as analogs for social evolution in early Homo. American Journal of Physical Anthropology Supplement 64: 375 (Paper presented at the 86th annual meeting of the American Association of Physical Anthropologists, New Orleans, LA).

Ekanayake-Weber, M. & Swedell, L. (2016) Female power in a male-dominated society: Simulating how female kin reunite in hamadryas baboons. American Journal of Physical Anthropology Supplement 62: 137 (Paper presented at the annual meeting of the American Association of Physical Anthropologists, Atlanta, GA).

Staedele, V., Vigilant, L, & Swedell, L. (2015) Female friendships in a ‘non-female-bonded’ cercopithecine: genetic correlates of sociality and female choice in hamadryas baboons.  American Journal of Physical Anthropology Supplement 60: 296 (paper in “Females: Friends or foes? New perspectives on female bonds in primates” poster symposium co-chaired by Michelle Rodrigues and Monica Wakefield at 2015 annual meeting of the American Association of Physical Anthropologists, St. Louis, MO).

Amann, A., Pines, M., & Swedell, L. (2014) Female takeovers in hamadryas baboons: Consequences and counterstrategies. American Journal of Physical Anthropology Supplement 58: 66 (poster in “A change of scene: Group takeovers and alpha male replacements in primates” symposium co-chaired by Katharine Jack and Julie Teischroeb at 2014 annual meeting of the American Association of Physical Anthropologists).

Chowdhury, S., Pines, M., Saunders, J., Swedell, L. (2013) To commit or play the field? costs and benefits of male mating strategies in hamadryas versus chacma baboons. American Journal of Physical Anthropology Supplement 56: 98-99 (paper in Georgiev, A. and Emery Thompson, M (Chairs), The high price of success: Costs of male reproductive effort in male primates and humans, Invited podium symposium at 2013 annual meeting of American Association of Physical Anthropologists).

Britton, G.A.O., Yeoman, C.J., Fashing, P.J., Nguyen, N., Swedell, L., White, B.A., Wilson, B.A., Stumpf, R.M., Nelson, K.E., Torralba, M., Gillis, M., Leigh, S.R., Dominy, N.J. (2013) Microbial adaptations facilitate non-ruminant Theropithecus gelada grazing behavior in northern Ethiopia. American Journal of Physical Anthropology Supplement 56: 88-89 (paper at 2013 meeting of American Association of Physical Anthropologists).

Matsuda, I., Zhang, P., Swedell, L., Mori, U., Tuuga, A., Bernard, H., & Sueur, C. (2012) A comparison of intra-unit relationships between colobines and the cercopithecines with multi-level social systems: Effects of female dispersal patterns. Proceedings of the XXIVth Congress of the International Primatological Society (talk at 2012 meeting of the International Primatological Society).

Schreier, A.L., Swedell, L. (2010) Food distribution and social cohesion in hamadryas baboons: Testing the assumptions behind the evolution of hamadryas social structure. Proceedings of the XXIIIth Congress of the International Primatological Society (talk at 2010 meeting of the International Primatological Society).

Schreier, A.L., Swedell, L.  (2010) Resource availability and social structure in wild hamadryas baboons. American Journal of Physical Anthropology Supplement 50: 209 (poster at 2010 meeting of American Association of Physical Anthropologists).

Swedell, L., Plummer, T. (2009) Hamadryas baboons as an analog for social evolution in Homo erectus.  American Journal of Physical Anthropology Supplement 48: 362 (abstract).

Steiper, M., Swedell, L., Chowdhury, S., & Garrett, E. (2008) A comparison of inexpensive methods for obtaining DNA from the feces of baboons.  American Journal of Physical Anthropology Supplement 46: 200 (abstract).

Swedell, L., Saunders, J., Pines, M., Schreier, A., & Davis, B. (2008)  Alternative reproductive strategies in male hamadryas baboons: Leaders, followers, and solitary males.  American Journal of Physical Anthropology Supplement 46: 203 (abstract).

Schreier, A. & Swedell, L. (2007) Evidence for Clans in a Population of Wild Hamadryas Baboons.  American Journal of Physical Anthropology Supplement 44: 209-210  (abstract).

Swedell, L. & Schreier, A. (2006) Male Aggression Towards Females in Hamadryas Baboons.  Proceedings of the XXIth Congress of the International Primatological Society (abstract).

Swedell, L. (2005) Dispersal by Force: Residence Patterns of Wild Female Hamadryas Baboons. American Journal of Physical Anthropology Supplement 40: 202 (abstract).

Swedell, L. & Saunders, J. (2003) Female Reproductive Strategies in Hamadryas Baboons: Paternity Certainty, Infanticide Avoidance, and Copulation Calls. American Journal of Physical Anthropology Supplement 36: 204 (abstract).

Swedell, L. (2002) Reproductive Parameters and Asynchronous Reproduction in Wild Hamadryas Baboons. American Journal of Physical Anthropology Supplement 34: 152 (abstract).

Nystrom, P., Swedell, L., Phillips-Conroy, J., & Jolly, C. (2002) Dental Microwear Patterns in Hamadryas and Anubis Baboons. American Journal of Physical Anthropology Supplement 34: 119 (abstract).

Swedell, L. & Woolley-Barker, T. (2001) Dispersal and Philopatry in Hamadryas Baboons: A Re-Evaluation Based on Behavioral and Genetic Evidence. American Journal of Physical Anthropology Supplement 32: 146 (abstract).

Swedell, L. (2000) Social Interactions Among Female Hamadryas Baboons: Implications for the Evolution of Hamadryas Baboon Social Organization. American Journal of Physical Anthropology Supplement 30: 297-298 (abstract).

Swedell, L. (1999) Female Friendships in a Non-Female-Bonded Species: Social Relationships Between Females in Wild Hamadryas Baboons, Papio hamadryas hamadryas. American Journal of Primatology 49: 106-107 (abstract).

Swedell, L. (1999) Two Takeovers in Wild Hamadryas Baboons (Papio hamadryas hamadryas) and the Subsequent Re-Acquisition of a Female by a Deposed Leader Male. American Journal of Primatology 49(1):107 (abstract).