Assertion: feral pigeon | /r/HasProperty | pigeon
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Feral pigeons (Columba livia domestica), also called city doves, city pigeons, or street pigeons, are pigeons that are derived from the domestic pigeons that have returned to the wild.
text: Feral pigeons (sometimes called city, town or street pigeons) are descended from birds that escaped from dovecotes or other captive situations.