sentence: Quiet calls are made while feeding to keep contact with others in their social group.
sentences_before: The tits make a variety of calls and songs. They are amongst the most vocal of all birds, calling continuously and loudly. They are only ever silent for reasons such as avoiding predators or when intruding on a rival's territory.
sentences_after: The call also serves a rallying call to summon others to mob and harass the predator.
concept_name: quiet call
headings: Paridae Behaviour Vocalisations
categories: Passeriformes