![](/img/cover-not-exists.png)
The "Challenge Hypothesis": Theoretical Implications for Patterns of Testosterone Secretion, Mating Systems, and Breeding Strategies
John C. Wingfield, Robert E. Hegner, Alfred M. Dufty, Jr. and Gregory F. BallVolume:
136
Language:
english
Journal:
The American Naturalist
DOI:
10.2307/2462170
Date:
December, 1990
File:
PDF, 1.47 MB
english, 1990