Sonja C. Ludwig

Timing of initial arrival at the breeding site predicts age at first reproduction in a long-lived migratory bird

Peter Becker, Tobias Dittmann, Jan‐Dieter Ludwigs et al. · Proceedings of the National Academy of Sciences · 2008 · 67 citations · Full text

Characterizing demographic variation and contributions to population growth rate in a declining population

Innes M.W. Sim, Graham W. Rebecca, Sonja C. Ludwig et al. · Journal of Animal Ecology · 2010 · 66 citations · Full text

Supply and demand: causes and consequences of assortative mating in common terns Sterna hirundo

Sonja C. Ludwig, Peter Becker · Behavioral Ecology and Sociobiology · 2008 · 45 citations

Biology, Breeding Behavior, Natural Sciences +5

Intra-sexual competition alters the relationship between testosterone and ornament expression in a wild territorial bird

Jesús Martínez‐Padilla, Lorenzo Pérez‐Rodríguez, François Mougeot et al. · Hormones and Behavior · 2014 · 32 citations · Full text

Condition- and parasite-dependent expression of a male-like trait in a female bird

Jesús Martínez‐Padilla, Pablo M. Vergara, Lorenzo Pérez‐Rodríguez et al. · Biology Letters · 2011 · 31 citations