All Stories

  1. Branching angles reflect a trade-off between reducing trail maintenance costs or travel distances in leaf-cutting ants

    Article • Ecology, February 2015, Wiley

    Dr Sabrina Amador-Vargas

  2. Group size, behavioral specialization and brain anatomy

    Article • Proceedings of the Royal Society B Biological Sciences, January 2015, Royal Society Publishing

    Dr Sabrina Amador-Vargas

  3. Hierarchy of hypotheses or cascade of predictions? A comment on Heger et al. (2013)

    Article • AMBIO, August 2014, Springer Science + Business Media

    Dr Sabrina Amador-Vargas

  4. Leaf-folding response of a sensitive plant shows context-dependent behavioral plasticity

    Article • Plant Ecology, August 2014, Springer Science + Business Media

    Dr Sabrina Amador-Vargas

  5. Run, robber, run: parasitic acacia ants use speed and evasion to steal food from ant-defended trees

    Article • Physiological Entomology, July 2012, Wiley

    Dr Sabrina Amador-Vargas

  6. Behavioral responses of acacia ants correlate with age and location on the host plant

    Article • Insectes Sociaux, March 2012, Springer Science + Business Media

    Dr Sabrina Amador-Vargas

  7. Plant Killing by Mutualistic Ants Increases the Density of Host Species Seedlings in the Dry Forest of Costa Rica

    Article • Psyche A Journal of Entomology, January 2012, Hindawi Publishing Corporation

    Dr Sabrina Amador-Vargas

  8. Ant body posture: gaster curling increases ant speed

    Article • Ecological Entomology, September 2011, Wiley

    Dr Sabrina Amador-Vargas

  9. Information transfer in head-on encounters between leaf-cutting ant workers: food, trail condition or orientation cues?

    Article • Animal Behaviour, February 2010, Elsevier

    Dr Sabrina Amador-Vargas

  10. Slope orientation enhances the nurse effect of a paramo shrub, Hypericum irazuense (Hypericaceae) in Costa Rica

    Article • Journal of Tropical Ecology, May 2009, Cambridge University Press

    Dr Sabrina Amador-Vargas, Víctor Romero

  11. Spartan defense in the Thermopylae pass: Strategic defense by aggregations of Pseudomyrmex spinicola (Hymenoptera, Formicidae) on the trunk of Acacia collinsii (Mimosaceae)

    Article • Insectes Sociaux, May 2008, Springer Science + Business Media

    Dr Sabrina Amador-Vargas