Assertion: owl's territory | /r/HasProperty | established
Facets:
Source sentences:
text: Territories are established mostly using species-specific vocalizations, although more direct conflicts may sometimes occur.
text: Territories are established and maintained through hooting, with highest activity before egg-laying and second peak in autumn when juveniles disperse, and can range from an average of 16 km2 (6.2 sq mi) in Yukon to an average of 2.1 km2 (0.81 sq mi) in Wyoming.