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Article
L. Scott Johnson, Auteur ; Jessica L. Brubaker, Auteur ; Emilene Ostlind, Auteur ; Susan L. Balenger, AuteurMale investment of time and energy in caring for offspring varies substantially both between and within bird species. Explaining this variation is of long-standing interest to ornithologists. One factor that may affect male care is breeding site[...]
Article
L. Scott Johnson, Auteur ; Jessica L. Brubaker, Auteur ; Bonnie G. P. Johnson, Auteur ; Brian S. Masters, AuteurFemale birds are hypothesized to mate outside the pairbond to secure alleles that enhance the fitness potential of their offspring. To test this, researchers typically compare fitness-related attributes of extra-pair (EP) and within-pair (WP) ha[...]
