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Volume 2012 (2012), Article ID 780713, 7 pages
Research Article

Leafcutter Ant Nests Inhibit Low-Intensity Fire Spread in the Understory of Transitional Forests at the Amazon's Forest-Savanna Boundary

1Departamento de Ciências Biológicas, Universidade Estadual do Sudoeste da Bahia, Avenida José Moreira Sobrinho, 45206-190 Jequié, BA, Brazil
2Instituto de Pesquisa Ambiental da Amazônia, Avenida Nazaré 669, 66035-170 Belém, PA, Brazil
3Woods Hole Research Center, 149 Woods Hole Road, Falmouth, MA 02450, USA
4National Center for Ecological Analysis and Synthesis, 735 State Street, Santa Barbara, CA 93101, USA
5Department of Geography, The Pennsylvania State University, 302 Walker Building, University Park, PA 16802, USA

Received 11 March 2011; Accepted 13 June 2011

Academic Editor: Jonathan D. Majer

Copyright © 2012 Karine S. Carvalho et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. J. M. Cherret, “History of the leaf-cutting ant problem,” in Fire Ants and Leaf-Cutting Ants: Biology and Management, C. S. Lofgren and R. K. Vander Meer, Eds., pp. 10–17, Westview Press, Boulder, Colo, USA, 1986.
  2. J. M. Cherret, “Leaf-cutting ants, biogeographical studies,” in Ecosystem of the World 14 b, Tropical Rain Forest Ecosystem, H. Lieth and M. Werger, Eds., pp. 437–486, Elsevier, Amsterdam, The Netherlands, 1989.
  3. P. Moutinho, D. C. Nepstad, and E. A. Davidson, “Influence of leaf-cutting ant nests on secondary forest growth and soil properties in Amazonia,” Ecology, vol. 84, no. 5, pp. 1265–1276, 2003. View at Scopus
  4. L. V. Verchot, P. R. Moutinho, and E. A. Davidson, “Leaf-cutting ant (Atta sexdens) and nutrient cycling: deep soil inorganic nitrogen stocks, mineralization, and nitrification in Eastern Amazonia,” Soil Biology and Biochemistry, vol. 35, no. 9, pp. 1219–1222, 2003. View at Publisher · View at Google Scholar · View at Scopus
  5. M. Garrettson, J. F. Stetzel, B. S. Halpern, D. J. Hearn, B. T. Lucey, and M. J. Mckone, “Diversity and abundance of understorey plants on active and abandoned nests of leaf-cutting ants (Atta cephalotes) in a Costa Rican rain forest,” Journal of Tropical Ecology, vol. 14, no. 1, pp. 17–26, 1998. View at Publisher · View at Google Scholar · View at Scopus
  6. A. G. Farji-Brener and L. Ghermandi, “Influence of nests of leaf-cutting ants plant species diversity in road verges of northern Patagonia,” Journal of Vegetation Science, vol. 11, no. 3, pp. 453–460, 2000. View at Scopus
  7. A. G. Farji-Brener and A. E. Illes, “Do leaf-cutting ant nests make 'bottom-up' gaps in neotropical rain forests?: a critical review of the evidence,” Ecology Letters, vol. 3, no. 3, pp. 219–227, 2000. View at Publisher · View at Google Scholar · View at Scopus
  8. A. G. Farji-Brener, “The effect of abandoned leaf-cutting ant nests on plant assemblage composition in a tropical rainforest of Costa Rica,” Ecoscience, vol. 12, no. 4, pp. 554–560, 2005. View at Publisher · View at Google Scholar · View at Scopus
  9. M. M. Corrêa, P. S. D. Silva, R. Wirth, M. Tabarelli, and I. R. Leal, “How leaf-cutting ants impact forests: drastic nest effects on light environment and plant assemblages,” Oecologia, vol. 162, no. 1, pp. 103–115, 2010. View at Publisher · View at Google Scholar · View at PubMed · View at Scopus
  10. L. D. S. L. Sternberg, M. C. Pinzon, M. Z. Moreira, P. Moutinho, E. I. Rojas, and E. A. Herre, “Plants use macronutrients accumulated in leaf-cutting ant nests,” Proceedings of the Royal Society B, vol. 274, no. 1608, pp. 315–321, 2007. View at Publisher · View at Google Scholar · View at PubMed · View at Scopus
  11. L. Sousa-Souto, J. H. Schoereder, and C. E. G. R. Schaefer, “Leaf-cutting ants, seasonal burning and nutrient distribution in Cerrado vegetation,” Austral Ecology, vol. 32, no. 7, pp. 758–765, 2007. View at Publisher · View at Google Scholar · View at Scopus
  12. K. S. Carvalho, Influências dos ninhos de saúva (Formicidae: Attini) na nutrição, crescimento e proteção da vegetação contra o fogo, em uma floresta de transição Amazônia-Cerrado, Ph.D. dissertation, Museu Paraense Emílio Goldi, Belém, Brazil, 2009.
  13. F. A. M. Mariconni, As Saúvas, Universidade de São Paulo, São Paulo, Brazil, Agronômica Ceres edition, 1970.
  14. N. A. Weber, Gardening Ants: The Attines, American Philosophical Society, Philadelphia, Pa, USA, 1972.
  15. B. Holldobler and E. O. Wilson, The Ants, Harvard University Press, Cambridge, Mass, USA, 1990.
  16. A. A. Moreira, L. C. Forti, M. A. C. Boaretto, A. P. P. Andrade, J. F. S. Lopes, and V. M. Ramos, “External and internal structure of Atta bisphaerica Forel (Hymenoptera: Formicidae) nests,” Journal of Applied Entomology, vol. 128, no. 3, pp. 204–211, 2004. View at Scopus
  17. M. Autuori, “Contribuição para o conhecimento da saúva,” Arquivos do Instituto Biológico, vol. 18, pp. 39–70, 1947.
  18. E. Amante, “Nota prévia sobre a estrutura do ninho de uma nova formiga saúva (Atta sp.) (Hymenoptera: Formicidae),” Biológico, vol. 30, pp. 96–97, 1964.
  19. A. Alvarado, C. Berish, and F. Peralta, “Leaf-cutter ant (Atta cephalotes) Influence on the morphology of andepts in Costa Rica,” Soil Science Society America Journal, vol. 45, pp. 790–794, 1981.
  20. A. G. Farji-Brener and J. Silva, “Leaf cutting ants and soil fertility in a well-drained savanna in western Venezuela,” Biotropica, vol. 27, pp. 250–253, 1995.
  21. R. Wirth, H. Herz, R. J. Ryel, W. Beyschlag, and B. Holldobler, Herbivory of Leaf-Cutting Ants: A Case Study on Atta colombica in the Tropical Rainforest of Panama, Springer, Berlin, Germany, 2003.
  22. P. Urbas, M. V. Araújo Jr., I. R. Leal, and R. Wirth, “Cutting more from cut forests: edge effects on foraging and herbivory of leaf-cutting ants in Brazil,” Biotropica, vol. 39, no. 4, pp. 489–495, 2007. View at Publisher · View at Google Scholar
  23. N. A. Costa, L. H. Vasconcelos, H. M. E. Vieira-Neto, and M. E. Bruna, “Do herbivores exert top-down effects in Neotropical savannas? Estimates of biomass consumption by leaf-cutter ants,” Journal of Vegetation Science, vol. 19, no. 6, pp. 849–854, 2008. View at Publisher · View at Google Scholar · View at Scopus
  24. J. Navarro and K. Jaffé, “On the adaptive value of nest features in the grass-cutting ant Acromyrmex landolti,” Biotropica, vol. 17, pp. 347–348, 1985.
  25. H. G. Fowler, “Distribution patterns of Paraguayan leaf-cutting ants (Atta and Acromyrmex) (Formicidae: Attini),” Studies Neotropical Fauna and Environment, vol. 18, pp. 121–138, 1983.
  26. H. L. Vasconcelos and J. M. Cherrett, “Changes in leaf-cutting ant populations (Formicidae: Attini) after the clearing of mature forest in Brazilian Amazonia,” Studies on Neotropical Fauna and Environment, vol. 30, no. 2, pp. 107–113, 1995. View at Scopus
  27. M. Rao, “Variation in leaf-cutter ant (Atta sp.) densities in forest isolates: the potential role of predation,” Journal of Tropical Ecology, vol. 16, no. 2, pp. 209–225, 2000. View at Publisher · View at Google Scholar · View at Scopus
  28. B. A. Santos, C. A. Peres, M. A. Oliveira, A. Grillo, C. P. Alves-Costa, and M. Tabarelli, “Drastic erosion in functional attributes of tree assemblages in Atlantic forest fragments of northeastern Brazil,” Biological Conservation, vol. 141, no. 1, pp. 249–260, 2008. View at Publisher · View at Google Scholar · View at Scopus
  29. V. S. Barbosa, I. R. Leal, L. Iannuzzi, and J. Almeida-Cortez, “Distribution pattern of herbivorous insects in a remnant of Brazilian Atlantic forest,” Neotropical Entomology, vol. 34, no. 5, pp. 701–711, 2005. View at Scopus
  30. R. Wirth, S. T. Meyer, W. R. Almeida, M. V. Araujo Jr., V. S. Barbosa, and I. R. Leal, “Increasing densities of leaf-cutting ants (Atta spp.) with proximity to the edge in a Brazilian Atlantic forest,” Journal of Tropical Ecology, vol. 23, no. 4, pp. 501–505, 2007. View at Publisher · View at Google Scholar · View at Scopus
  31. S. T. Meyer, I. R. Leal, and R. Wirth, “Persisting Hyper-abundance of Leaf-cutting Ants (Atta spp.) at the edge of an old atlantic forest fragment,” Biotropica, vol. 41, no. 6, pp. 711–716, 2009. View at Publisher · View at Google Scholar · View at Scopus
  32. K. Jaffe and E. Vilela, “On nest densities of the leaf-cutting ant Atta cephalotes in tropical primary forest,” Biotropica, vol. 21, no. 3, pp. 234–236, 1989. View at Scopus
  33. A. G. Farji-Brener, “Why are leaf-cutting ants more common in early secondary forests than in old-growth tropical forests? An evaluation of the palatable forage hypothesis,” Oikos, vol. 92, no. 1, pp. 169–177, 2001. View at Scopus
  34. D. Oren, Portfolio de Áreas Importantes para a Conservação da Biodiversidade Brasileira: uma Análise por Ecorregião, The Nature Conservancy, Brasília, Brazil, 2005.
  35. J. R. K. Balch, D. C. Nepstad, P. M. Brando et al., “Negative fire feedback in a transitional forest of southeastern Amazonia,” Global Change Biology, vol. 14, no. 10, pp. 2276–2287, 2008. View at Publisher · View at Google Scholar · View at Scopus
  36. L. Oksanen, “Logic of experiments in ecology: is pseudoreplication a pseudoissue?” Oikos, vol. 94, no. 1, pp. 27–38, 2001. View at Scopus
  37. P. Van Mantgem, M. Schwartz, and M. Keifer, “Monitoring fire effects for managed burns and wildfires: coming to terms with pseudoreplication,” Natural Areas Journal, vol. 21, no. 3, pp. 266–273, 2001. View at Scopus
  38. D. Nepstad, P. Lefebvre, U. L. Da Silva et al., “Amazon drought and its implications for forest flammability and tree growth: a basin-wide analysis,” Global Change Biology, vol. 10, no. 5, pp. 704–717, 2004. View at Publisher · View at Google Scholar · View at Scopus
  39. D. Ray, D. Nepstad, and P. Moutinho, “Micrometeorological and canopy controls of fire susceptibility in a forested Amazon landscape,” Ecological Applications, vol. 15, no. 5, pp. 1664–1678, 2005. View at Scopus
  40. G. M. Blate, “Modest trade-offs between timber management and fire susceptibility of a Bolivian semi-deciduous forest,” Ecological Applications, vol. 15, no. 5, pp. 1649–1663, 2005. View at Scopus
  41. A. Alencar, D. Nepstad, and M. Del Carmen Vera Diaz, “Forest understory fire in the Brazilian Amazon in ENSO and non-ENSO years: area burned and committed carbon emissions,” Earth Interactions, vol. 10, no. 6, pp. 1–17, 2006. View at Scopus
  42. M. A. Cochrane and M. D. Schulze, “Fire as a recurrent event in tropical forests of the eastern Amazon: effects on forest structure, biomass, and species composition,” Biotropica, vol. 31, no. 1, pp. 2–16, 1999. View at Scopus
  43. M. A. Cochrane, A. Alencar, M. D. Schulze et al., “Positive feedbacks in the fire dynamic of closed canopy tropical forests,” Science, vol. 284, no. 5421, pp. 1832–1835, 1999. View at Publisher · View at Google Scholar · View at Scopus
  44. D. C. Nepstad, A. Veríssimo, A. Alencar et al., “Large-scale impoverishment of amazonian forests by logging and fire,” Nature, vol. 398, no. 6727, pp. 505–508, 1999. View at Publisher · View at Google Scholar · View at Scopus
  45. V. Kapos, “Effects of isolation on the water status of forest patches in the Brazilian Amazon,” Journal of Tropical Ecology, vol. 5, no. 2, pp. 173–185, 1989. View at Scopus
  46. W. F. Laurance, L. V. Ferreira, J. M. Rankin-De Merona, S. G. Laurance, R. W. Hutchings, and T. E. Lovejoy, “Effects of forest fragmentation on recruitment patterns in Amazonian tree communities,” Conservation Biology, vol. 12, no. 2, pp. 460–464, 1998. View at Publisher · View at Google Scholar
  47. H. L. Vasconcelos and F. J. Luizão, “Litter production and litter nutrient concentrations in a fragmented amazonian landscape,” Ecological Applications, vol. 14, no. 3, pp. 884–892, 2004. View at Scopus
  48. C. Uhl and J. B. Kauffman, “Deforestation effects on fire susceptibility and the potential response of tree species to fire in the rain forest of the eastern Amazon,” Ecology, vol. 71, pp. 437–449, 1990.
  49. H. L. Vasconcelos, E. H. M. Vieira-Neto, F. M. Mundim, and E. M. Bruna, “Roads alter the colonization dynamics of a keystone herbivore in neotropical savannas,” Biotropica, vol. 38, no. 5, pp. 661–665, 2006. View at Publisher · View at Google Scholar · View at Scopus
  50. I. Perfecto and J. Vandermeer, “Distribution and turnover rate of a population of Atta cephalotes in a tropical rain forest in Costa Rica,” Biotropica, vol. 25, no. 3, pp. 316–321, 1993. View at Scopus
  51. D. Nepstad, P. Moutinho, M. B. Dias-Filho, et al., “The effects of partial throughfall exclusion on canopy processes, aboveground prodution, and biogeochemistry of the Amazon forest,” Journal of Geophysical Research, vol. 107, pp. 1–18, 2002.