Original language | English (US) |
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Pages (from-to) | 165-168 |
Number of pages | 4 |
Journal | Behavioral Ecology and Sociobiology |
Volume | 48 |
Issue number | 2 |
DOIs | |
State | Published - Jul 2000 |
Bibliographical note
Funding Information:Acknowledgements We thank Carl Gerhardt, Sarah Bush, and Mary Hoard for providing helpful comments on previous versions of the manuscript. M.B. is grateful to Steve Perrill and Pat Owen for their past, present, and future friendship and collaboration. Preparation of this manuscript was supported by an NSF Graduate Research Fellowship to M.B., and T.S. was supported by NIMH grant R01-MH59039-01.