INDIVIDUAL VARIATION IN EYE MORPHOLOGY PREDICTS MIGRATION PROBABILITY IN PARTIALLY MIGRATORY RUTILUS RUTILUS
Animal migration is a widespread phenomenon that has evolved repeatedly in a diverse set of taxa. To cope with migration, individuals express a large variety of specialized behavioural adaptations, that rely on efficient sensory systems for extraction of relevant external information. Many behaviours are visually guided, such as foraging and predator avoidance, and most migratory animals possess e
