Abstract
Social learning poses a particular problem for brood parasites, which are raised by adults of another species. Brood-parasitic cowbirds use a password, a simple signal that aids the young in identifying appropriate models for learning of their species' behaviors.
Social learning poses a particular problem for brood parasites, which are raised by adults of another species. Brood-parasitic cowbirds use a password, a simple signal that aids the young in identifying appropriate models for learning of their species' behaviors.
