Publications


Sword, G.A. (In Press) Gregarious behaviour in insects. In: Capinera, J. (ed.) Encyclopedia of Entomology. Springer, Netherlands.

Simpson, S.J. & Sword, G.A. (In Press) Phase polyphenism in locusts: Mechanisms, population consequences, adaptive significance and evolution. In: Ananthakrishnan, T. & Whitman, D. (eds.) Phenotypic Plasticity of Insects: Mechanisms and Consequences.

Beekman, M., Simpson, S.J. & Sword, G.A. (In Press) Biological foundations of swarm intelligence. In: Blum, C. & Merkle, D. (eds.) Swarm Intelligence – Introduction and applications. Springer, Netherlands.

Sword, G.A., Lorch, P.D. & Gwynne, D.T. (in press) A radiotelemetric analysis of the effects of prevailing wind direction on Mormon cricket migratory band movement direction. Environmental Entomology.

Bazazi, S., Buhl, J., Hale, J.J., Anstey, M.L., Sword, G.A., Simpson, S.J. & Couzin, I.D. (in press) Collective motion and cannibalism in locust marching bands. Current Biology. (Cover story)

Chapuis, M.P., Popple, J.A., Simpson, S.J., Estoup, A., Martin, J.F., McCulloch, L., Steinbauer, M. & Sword, G.A. (in press) Eight polymorphic microsatellite loci for the Australian Plague Locust, Chortoicetes terminifera. Molecular Ecology Resources.

Chapuis,, M.P., Lecoq,, M., Loiseau, A., Michalakis, Y., Sword, G.A., Piry, S. & Estoup, A. (in press) Do outbreaks affect genetic population structure? A worldwide survey in Locusta migratoria, a pest plagued by microsatellite null alleles. Molecular Ecology.

Branson, D.B. & Sword, G.A. (2008) Grasshopper herbivory affects native plant diversity and abundance in a grassland dominated by the exotic grass Agropyron cristatum. Restoration Ecology. doi: 10.1111/j.1526-100X.2007.00343.x

Simpson, S.J. & Sword, G.A. (2008) Locusts. Current Biology. 18:r364-366.

Sword, G.A, Senior, L.B., Gaskin, J.E. & Joern, A. (2007) Double trouble for grasshopper molecular systematics: Intra-individual heterogeneity of both mitochondrial 12S-valine-16S and nuclear internal transcribed spacer ribosomal DNA sequences in Hesperotettix viridis (Orthoptera: Acrididae). Systematic Entomology 32:420-428. [PDF]

Simpson, S.J.*, Sword, G.A.*, Lorch, P.D. & Couzin, I.D. (2006) Cannibal crickets on a forced march for protein and salt. Proceedings of the National Academy of Science USA 103:4152-4156. (* equal contributors) [PDF]

Branson, D.H., Joern, A. & Sword, G.A. (2006) Sustainable management of insect herbivores in renewable grassland ecosystems: Developing new perspectives in grasshopper control. BioScience 56:743-755. [PDF]

Lovejoy, N.R.*, Mullen, S.P.*, Sword, G.A., Chapman, R.F. & Harrison, R. (2006) Ancient trans-Atlantic flight explains locust biogeography: Molecular phylogenetics of the locust genus Schistocerca. Proceedings of the Royal Society of London B. 273:767-774. (* equal contributors) [PDF]

Sword, G.A. (2005) Local population density and the activation of movement in migratory band-forming Mormon crickets. Animal Behaviour 69(2):437-444. [PDF]

Sword, G.A., Lorch, P.D. & Gwynne, D.T. (2005) Migratory bands give crickets protection. Nature 433:703. [PDF]

Sword, G.A., Joern, A. & Senior, L.B. (2005) Host plant-associated genetic differentiation in the snakeweed grasshopper, Hesperotettix viridis (Orthoptera: Acrididae). Molecular Ecology 14(7):2197-2205 [Cover photo] [PDF]

Lorch, P.D., Sword, G.A., Gwynne, D.T. & Anderson, G.L. (2005) Radiotelemetry reveals differences in individual movement patterns between outbreak and non-outbreak Mormon cricket populations. Ecological Entomology 30:548-555. [PDF]

Simpson, S.J., Sword, G.A. & DeLoof, A. (2005) Advances, controversies and consensus in locust phase polyphenism research. Journal of Orthoptera Research 14:213-222. [PDF]

Babah, M.A.O. & Sword, G.A. (2004) Linking locust gregarization to resource distribution patterns across a large spatial scale. Environmental Entomology 33(6):1577-1583. [PDF]

Sword, G.A. (2003) To be or not to be a locust? A comparative analysis of behavioral phase change in nymphs of Schistocerca americana and S. gregaria. Journal of Insect Physiology 47(7):709-717. [PDF]

Sword, G.A. (2002) A role for phenotypic plasticity in the evolution of aposematism. Proceedings of the Royal Society of London B 269:1639-1644. [PDF]

Dopman, E.B., Sword, G.A., & Hillis, D.M. (2002) The importance of the ontogenetic niche in resource-associated divergence: evidence from a generalist grasshopper. Evolution 56(4):731-740. [Cover photo] [PDF]

Sword, G.A. (2001) Tasty on the outside, but toxic in the middle: Grasshopper regurgitation and host plant-mediated toxicity to a vertebrate predator. Oecologia 128:416-421. [PDF]

Sword, G.A., Simpson, S.J., El Hadi, O.T.M. & Wilps, H. (2000) Density-dependent aposematism in the Desert locust. Proceedings of the Royal Society of London B 267:63-68. [PDF]

Sword, G.A. & Simpson, S.J. (2000) Is there an intraspecific function for density-dependent color change in the Desert locust? Animal Behaviour 59: 861-870. [PDF]

Sword, G.A. (1999) Density-dependent warning coloration. Nature 397:217. [PDF]

Sword, G.A. and Dopman, E.B. (1999) Developmental specialization and geographic structure of host plant use in a polyphagous grasshopper, Schistocerca emarginata (=lineata) (Orthoptera: Acrididae). Oecologia 120:437-445. [PDF]

Chapman, R.F. & Sword, G.A. (1997) Polyphagy in the Acridomorpha. In: Gangwere, S.K., Muralirangan, M.C. & Muralirangan, M. (eds.) The Bionomics of Grasshoppers, Katydids and Their Kin. CAB International, Wallingford, pp. 183-195.

Chambers, P., Sword, G., Angel, J., Behmer, S. & Bernays, E.A. (1996) Foraging by generalist grasshoppers: dietary mixing in two cryptic species. Animal Behaviour 52:155-165.

Chapman, R.F., Espelie, K.E. & Sword, G.A. (1995) Use of cuticular lipids in grasshopper taxonomy: A study of variation in Schistocerca shoshone (Thomas). Biochemical Systematics and Ecology 23:383-398.

Sword, G.A. and Chapman, R.F. (1994) Monophagy in a polyphagous grasshopper, Schistocerca shoshone. Entomologia Experimentalis et Applicata 73:225-234.

Chapman, R.F. and Sword, G.A. (1994) The relationship between plant acceptability and suitability for survival and development in the polyphagous grasshopper, Schistocerca americana. Journal of Insect Behavior 7:411-431.

Espelie, K.E., Chapman, R.F. & Sword, G.A. (1994) Variation in the surface lipids of the grasshopper, Schistocerca americana (Drury). Biochemical Systematics and Ecology 22:563-575.

Chapman, R.F. and Sword, G. (1993) The importance of palpation in food selection by a polyphagous grasshopper (Orthoptera: Acrididae). Journal of Insect Behavior 6:79-91.