LAB PUBLICATIONS

Lab members in bold.

Donaldson-Matasci, M. C., Powell, S., & Dornhaus, A. (2022). Distributing defenses: How resource defendability shapes the optimal response to risk. American Naturalist, 199: 636-652. Journal Link.

La Richeliere, F., Munoz, G., Guenard, B., Dunn, R. R., Economo, E. P., Powell, S., Sanders, N. J., Weiser, M. D., Abouheif, E., & Lessard, J. P. (2022). Warm and arid regions of the world are hotspots of superorganism complexity. Proceedings of the Royal Society B: Biological Sciences, 289: 20211899. Journal Link.

Price, S. L., Blanchard, B. D., Powell, S., Blaimer, B. B., & Moreau, C. S. (2022). Phylogenomics and fossil data inform the systematics and geographic range evolution of a diverse neotropical ant lineage. Insect Systematics and Diversity, 6; 9; 1-13. Journal Link.

Oliveira, A. M., Powell, S., & Feitosa, R. M. (2021). A taxonomic study of the Brazilian turtle ants (Formicidae: Myrmicinae: Cephalotes). Revista Brasileira de Entomologia, 65: e20210028 Journal Link, Open Access PDF Download.

Powell, S., & Peretz, C. (2021). Reexamining how ecology shapes the ontogeny of colony size and caste composition in social insects: insights from turtle ants in the arboreal realm. Insectes Sociaux, 68: 229-243. Journal Link.

Priest, G. V., Camarota, F., Powell, S., Vasconcelos, H. L., & Marquis, R. J. (2021). Ecosystem engineering in the arboreal realm: heterogeneity of wood-boring beetle cavities and their use by cavity-nesting ants. Oecologia, 196: 427-439. Journal Link

Lecheval, V., Larson, H., Burns, D. D. R., Ellis, S., Powell, S., Donaldson-Matasci, M. C., & Robinson, E. J. H. (2021). From foraging trails to transport networks: how the quality-distance trade-off shapes network structure. Proceedings of the Royal Society B: Biological Sciences, 288: 20210430. Journal Link, PDF.

Rosa, T. F., Camarota, F., Zuanon, L. A., Tito, R., Maravalhas, J. B., Powell, S., & Vasconcelos, H. L. (2021). The effects of high-severity fires on the arboreal ant community of a Neotropical savanna. Oecologia, 196: 951-961. Journal Link

Chang, J., Powell, S., Robinson, E. J. H., & Donaldson-Matasci, M. C. (2021). Nest choice in arboreal ants is an emergent consequence of network creation under spatial constraints. Swarm Intelligence, 15: 7-30. Journal Link, PDF.

Priest, G. V., Camarota, F., Vasconcelos, H. L., Powell, S., & Marquis, R. J. (2021). Active modification of cavity nest‐entrances is a common strategy in arboreal ants. Biotropica, 53: 857-867. Journal Link

Neves, F. S., Antoniazzi, R., Camarota, F., Pacelhe, F. T., & Powell, S. (2021). Spatiotemporal dynamics of the ant community in a dry forest differ by vertical strata but not by successional stage. Biotropica, 53: 372-383. Journal Link

O'Donnell, S., Lattke, J., Powell, S., & Kaspari, M. (2021). Diurnal and nocturnal foraging specialisation in Neotropical army ants. Ecological Entomology, 46: 352-359. Journal Link

Camarota, F., Vasconcelos, H. L., Marquis, R. J., & Powell, S. (2020). Revisiting ecological dominance in arboreal ants: how dominant usage of nesting resources shapes community assembly. Oecologia, 194: 151-163. Journal Link

Powell, S., Price, S. L., & Kronauer, D. J. C. (2020). Trait evolution is reversible, repeatable, and decoupled in the soldier caste of turtle ants. Proceedings of the National Academy of Sciences of the United States of America, 117: 6608–6615. Journal Link, PDF, & Supplementary Information

Manubay, J. A., & Powell, S. (2020). Detection of prey odors underpins dietary specialization in a Neotropical top-predator: How army ants find their ant prey. Journal of Animal Ecology, 89: 1165-1174. Journal Link, Accepted Manuscript (unformatted).

Powell, S. (2020). Turtle Ants (Cephalotes). In C. K. Starr (Ed.), Encyclopedia of Social Insects (pp. 1–6). Cham: Springer International Publishing. Journal Link

Nunes, C. A., Castro, F. S., Brant, H. S. C., Powell, S., Solar, R., Fernandes, G. W., & Neves, F. S. (2020). High temporal beta diversity in an ant metacommunity, with increasing temporal functional replacement along the elevational gradient. Frontiers in Ecology and Evolution, 8: 392. Journal Link

Camarota, F., Vasconcelos, H. L., Koch, E. B. A., & Powell, S. (2018). Discovery and defense define the social foraging strategy of Neotropical arboreal ants. Behavioral Ecology and Sociobiology, 72: 110. Journal Link

Prather, R. M., Kozmary, K., & Powell, S. (2018). Combat, co-existence, and resource partitioning in acorn-dwelling Temnothorax ants. Insectes Sociaux, 65: 455-463. Journal Link

Wills, B.D., Powell, S., Rivera, M.D., & Suarez, A.V. (2018) Correlates and consequences of worker polymorphism in ants. Annual Review of Entomology, 63: 575-598. Journal Link

Powell, S., Donaldson-Matasci, M., Woodrow-Tomizuka, A. & Dornhaus, A. (2017) Context-dependent defences in turtle ants: resource defensibility and threat level induce dynamic shifts in soldier deployment. Functional Ecology, 31: 2287-2298 Journal Link

Camarota, F., Powell, S., Melo, A.S., Priest, G., Marquis, R.J. & Vasconcelos, H.L. (2016) Co-occurrence patterns in a diverse arboreal ant community are explained more by competition than habitat requirements. Ecology and Evolution, 6: 8907–8918. Journal Link & PDF

Planque, R., Powell, S., Franks, N.R. & van den Berg, J.B. (2016) Disruptive selection as a driver of evolutionary branching and caste evolution in social insects. Journal of Evolutionary Biology, 29: 2111–2128. Journal Link

Powell, S. (2016). A comparative perspective on the ecology of morphological diversification in complex societies: nesting ecology and soldier evolution in the turtle ants. Behavioral Ecology and Sociobiology, 70: 1075–1085. Journal Link

Price, S.L., Etienne, R.S. & Powell, S. (2016). Tightly congruent bursts of lineage and phenotypic diversification identified in a continental ant radiation. Evolution, 70: 903–912. Journal Link

Reid, C.R., Lutz, M.J., Powell, S., Kao, A.B., Couzin, I.D. & Garnier, S. (2015). Army ants dynamically adjust living bridges in response to a cost–benefit trade-off. Proceedings of the National Academy of Sciences of the United States of America, 112: 15113–15118. Journal Link

Camarota, F., Powell, S., Vasconcelos, H.L., Priest, G. & Marquis, R.J. (2015). Extrafloral nectaries have a limited effect on the structure of arboreal ant communities in a Neotropical savanna. Ecology, 96: 231–240. Journal Link

Powell, S., Del-Claro, K., Feitosa, R.M. & Brandão, C.R.F. (2014). Mimicry and eavesdropping enable a new form of social parasitism in ants. The American Naturalist, 184: 500-509. Journal Link & PDF

Brandão, C.R.F., R.M. Feitosa, S. Powell, and K. Del-Claro. (2014). Description of Cephalotes specularis n. sp. (Formicidae: Myrmicinae) – the mirror turtle ant. Zootaxa, 3796: 568–578. Journal Link

Price, S. L., Powell, S., Kronauer, D.J.C., Tran, L.A.P., Pierce, N.E. & Wayne, R.K. (2014) Renewed diversification is associated with new ecological opportunity in the Neotropical turtle ants. Journal of Evolutionary Biology, 27: 242–258. Journal Link.

Sanders, J.G., Powell, S., Kronauer, D.J., Vasconcelos, H.L., Frederickson, M.E. & Pierce, N.E. (2014) Stability and phylogenetic correlation in gut microbiota: lessons from ants and apes. Molecular Ecology, 23: 1268-1283. Journal Link & PDF.

Powell, S. & Dornhaus, A. (2013) Soldier-based defences dynamically track resource availability and quality in ants. Animal Behavior, 85: 157-164. PDF.

Dornhaus, A., Powell, S., & Bengston, S. (2012) Group size and its effects on collective organization. Annual Review of Entomology, 57: 123–141. Journal Link.

Kaspari, M., Powell, S., Lattke, J. & O’Donnell, S. (2011) Predation and patchiness in the tropical litter: do swarm raiding army ants skim the cream or drain the bottle? Journal of Animal Ecology, 80: 818–823. PDF.

Powell, S., Costa, A. N., Lopes, C. T. & Vasconcelos, H. L. (2011) Canopy connectivity and the availability of diverse nesting resources affect species coexistence in arboreal ants. Journal of Animal Ecology, 80: 352–360. PDF.

Powell, S. (2011) How much do army ants eat? On the prey intake of a neotropical top-predator. Insectes Sociaux, 58: 317–324. Journal Link.

O’Donnell, S., Kaspari, M., Kumar, A., Lattke, J., & Powell, S. (2011) Elevational and geographic variation in army ant swarm raid rates. Insectes Sociaux, 58: 293–298. Journal Link.

Dornhaus, A. & Powell, S. (2010). Foraging and defence strategies. In: Ant Ecology (Eds. L. Lach, C. L. Parr, and K. L. Abbott) Oxford University Press, Oxford, United Kingdom. pp. 210-230. Publisher Link.

Powell, S. (2009). How ecology shapes caste evolution: Linking resource use, morphology, performance, and fitness in a superorganism. Journal of Evolutionary Biology, 22: 1004–1013. PDF.

O’Donnell, S., Lattke, J., Powell, S. & Kaspari, M. (2009). Species and site differences in Neotropical army ant emigration behavior. Ecological Entomology, 34: 476–482. PDF.

Powell, S. (2008). Ecological specialization and the evolution of a specialized caste in Cephalotes ants. Functional Ecology, 22: 902–911. PDF.

Powell, S. & Baker, B. (2008). Os grandes predadores dos neotrópicos: comportamento, dieta e impacto das formigas de correição (Ecitoninae). In: Insetos Sociais da Biologia à Aplicação (Eds. F. Vilela, I. A. dos Santos, J. E. Serrão, J. H. Schoereder, J. Lino-Neto & L. A. de O. Campos). Universidade Federal de Viçosa Press, Viçosa, Brazil. pp. 18-37. PDF-Portuguese & PDF-English.

Hurlbert, A. H., Ballantyne, F. IV, & Powell, S. (2008). Shaking a leg and hot to trot: the effects of body size and temperature on running speed in ants. Ecological Entomology, 33: 144-154. PDF.

Powell, S. & Franks, N. R. (2007). How a few help all: living pothole plugs speed prey-delivery in the army ant Eciton burchellii. Animal Behaviour, 73: 1067-1076. PDF.

Lattke, J., Kaspari, M., O’Donnell, S., & Powell, S. (2007) Las hormigas ecitoninas de Venezuela (Hymenoptera: Formicidae: Ecitoninae): elenco preliminar. Entomotropica, 22: 153-170. PDF.

O’Donnell, S., Lattke, J., Powell, S. & Kaspari, M. (2007). Army ants in four forests: geographic variation in raid rates and species composition. Journal of Animal Ecology: 76: 580-589. PDF.

Powell, S. & Franks, N. R. (2006). Ecology and the evolution of worker morphological diversity: a comparative analysis with Eciton army ants. Functional Ecology, 20: 1105-1114. PDF.

Kronauer, D. J. C., Berghoff, S. M., Powell, S., Denny, A. J., Edwards, K. J., Franks, N. R., & Boomsma, J. J. (2006). A reassessment of the mating system characteristics of the army ant Eciton burchellii. Naturwissenschaften, 93: 402-406. Journal Link.

Powell, S. & Franks, N. R. (2005). Caste evolution and ecology: a special worker for novel prey. Proceedings of the Royal Society B: Biological Sciences, 272: 2173-2180. PDF.

Powell, S. & Clark, E. (2004). Combat between large derived societies: a subterranean army ant established as a predator of mature leaf-cutting ant colonies. Insectes Sociaux, 51: 342-351. Journal Link.

Denny, A. J., Franks, N. R., Powell, S. & Edwards K. J. (2004). Exceptionally high levels of multiple mating in an army ant. Naturwissenschaften, 91: 396-399. Journal Link.

Powell, S. & Tschinkel, W. R. (1999). Ritualized conflict in Odontomachus brunneus and the generation of interaction-based task allocation: a new organizational mechanism in ants. Animal Behaviour, 58: 965-972. PDF.