ABS_2012 Bartomeus

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ABS_2012 Bartomeus

  1. 1. Exploring or Avoiding Novel Food Resources? The Novelty Conflict in an Invasive Bird Ignasi Bartomeus, Daniel Sol, Andrea Griffin. Ignasi Bartomeus nacho.bartomeus@gmail.com @ ibartomeus
  2. 2. Behavioral innovation Invasion Sol et al. 2005 PNAS
  3. 3. Behavioral innovationHabitat Invasion Sol et al. 2005 PNAS
  4. 4. Common mynaAcridotheres tristis Sol, Bartomeus & Griffin (Oecologia) 2011
  5. 5. Common mynaAcridotheres tristis
  6. 6. I need food Common mynaAcridotheres tristis
  7. 7. I need food Avoid risks Common mynaAcridotheres tristis
  8. 8. Exploration-Avoidance conflict Food opportunitiesPredation risk
  9. 9. Exploration-Avoidance conflict Food opportunitiesPredation risk Low Neophobia High Exploration
  10. 10. Exploration-Avoidance conflict Food opportunitiesPredation risk High Neophobia Low Exploration
  11. 11. Exploration-Avoidance conflict Food opportunitiesPredation risk Urban areas Sub-urban areas
  12. 12. We tested: Exploration-Avoidance conflict On: *Urban populations *Sub-urban populationsExperiments: * Neophobia * Motor innovation (motivation, sex, morphology) Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  13. 13. CageWater n = 36
  14. 14. CageInnovation Waterapparatous
  15. 15. UrbanSol, Griffin, Bartomeus, Boyce (2011) PlosOne
  16. 16. Why?Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  17. 17. Modulate neophobia according to the costsSol, Griffin, Bartomeus, Boyce (2011) PlosOne
  18. 18. Sol, Bartomeus & Griffin (Oecologia) 2011
  19. 19. Where and doing what? 1) Habitat2) Innovation Sol, Bartomeus & Griffin (Oecologia) 2011
  20. 20. Behavioral innovationHabitat Exploration/ Avoidance Invasion
  21. 21. Thanks! nacho.bartomeus@gmail.com @ibartomeus

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