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Research Interests

I have broad interests in the area of behavioral ecology including navigation, mate selection, and social interactions. Most of my time recently has been devoted to the questions of spatial orientation and memory. In the wild animals are often faced with an enormous number of cues that could potentially be used as landmarks and aid in navigation. Which features of the environment do they use then?

Spatial memory in Columbian ground squirrels (Spermophilus columbianus)

Columbian ground squirrels have well-developed spatial memory for foraging and escape from predators. In my studies I have been investigating the function and relative importance of local and global landmarks during foraging and escape.
 
Enjoying her reward

Mate choice in female Columbian ground squirrels (Spermophilus columbianus)

Columbian ground squirrels are polygynous species where males provide no parental resources. However, females actively choose their mates. I am interested in identifying male behavioral characteristics that are important for female choice.

Waiting for the lady of his dreams
   

 

Columbian ground squirrels occupy alpine and subalpine meadows.

I have conducted my field studies at R.B. Miller Field Station, Kananaskis country, Alberta, Canada

 

Subalpine meadow along Sheep River Valley
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Relevant Links

Animal Behavior Society
The Comparative Cognition Society
The American Society of Mammalogists
Species Account
R.B. Miller Station
Dunham, Arthur E., University of Pennsylvania
Cheney, Dorothy L., University of Pennsylvania
Dobson, F. Stephen, University of Auburn

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