Mutually honest? Physiological ‘qualities' signalled by colour ornaments in monomorphic king penguins

• Main Authors: Viblanc, Vincent A., Dobson, F. Stephen, Stier, Antoine, Schull, Quentin, Saraux, Claire, Gineste, Benoit, Pardonnet, Sylvia, Kauffmann, Marion, Robin, Jean-Patrice, Bize, Pierre
• Language: English
• Published: 2021
• Subjects: The Beak; King Penguins
• Online Access: http://doc.rero.ch/record/332558/files/BIOLINNEAN_118_2_200.pdf

Mate choice is expected to be important for the fitness of both sexes for species in which successful reproduction relies strongly on shared and substantial parental investment by males and females. Reciprocal selection may then favour the evolution of morphological signals providing mutual informat...