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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 innovation Habitat Invasion Sol et al. 2005 PNAS
  4. 4. Common myna Acridotheres tristis Sol, Bartomeus & Griffin (Oecologia) 2011
  5. 5. Common myna Acridotheres tristis
  6. 6. I need food Common myna Acridotheres tristis
  7. 7. I need food Avoid risks Common myna Acridotheres tristis
  8. 8. Exploration-Avoidance conflict Food opportunities Predation risk
  9. 9. Exploration-Avoidance conflict Food opportunities Predation risk Low Neophobia High Exploration
  10. 10. Exploration-Avoidance conflict Food opportunities Predation risk High Neophobia Low Exploration
  11. 11. Exploration-Avoidance conflict Food opportunities Predation risk Urban areas Sub-urban areas
  12. 12. We tested: Exploration-Avoidance conflict On: *Urban populations *Sub-urban populations Experiments: * Neophobia * Motor innovation (motivation, sex, morphology) Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  13. 13. Cage Water n = 36
  14. 14. Cage Innovation Water apparatous
  15. 15. Urban Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  16. 16. Why? Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  17. 17. Modulate neophobia according to the costs Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
  18. 18. Sol, Bartomeus & Griffin (Oecologia) 2011
  19. 19. Where and doing what? 1) Habitat 2) Innovation Sol, Bartomeus & Griffin (Oecologia) 2011
  20. 20. Behavioral innovation Habitat Exploration/ Avoidance Invasion
  21. 21. Thanks! nacho.bartomeus@gmail.com @ibartomeus

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