abs_2012 bartomeus
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TRANSCRIPT
Exploring or Avoiding Novel Food Resources? The Novelty Conflict in an Invasive Bird
Ignasi Bartomeus, Daniel Sol, Andrea Griffin.
Ignasi [email protected]
@ ibartomeus
Behavioral innovation
Invasion
Sol et al. 2005 PNAS
Behavioral innovation
Invasion
Sol et al. 2005 PNAS
Habitat
Common mynaAcridotheres tristis
Sol, Bartomeus & Griffin (Oecologia) 2011
Common mynaAcridotheres tristis
Common mynaAcridotheres tristis
I need food
Common mynaAcridotheres tristis
Avoid risksI need food
Exploration-Avoidance conflict
Food opportunities
Pred
atio
n ris
k
Exploration-Avoidance conflict
Food opportunities
Pred
atio
n ris
k
Low NeophobiaHigh Exploration
Exploration-Avoidance conflict
Food opportunities
Pred
atio
n ris
k
High NeophobiaLow Exploration
Exploration-Avoidance conflict
Food opportunities
Pred
atio
n ris
k
Urban areas
Sub-urban areas
We tested: Exploration-Avoidance conflict
* Neophobia* Motor innovation(motivation, sex, morphology)
On: *Urban populations*Sub-urban populations
Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
Experiments:
n = 36
Water
Cage
Water
Cage
Innovation apparatous
Urban
Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
Why?
Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
Modulate neophobia according to the costs
Sol, Griffin, Bartomeus, Boyce (2011) PlosOne
Sol, Bartomeus & Griffin (Oecologia) 2011
Sol, Bartomeus & Griffin (Oecologia) 2011
Where and doing what?
1) Habitat
2) Innovation
Exploration/Avoidance
Behavioral innovation
Invasion
Habitat
