Assertion: blue whale's vocalization | /r/HasProperty | heard off peru
Facets:
value: occasionally
type: DEGREE
Source sentences:
text: Some Antarctic blue whales approach the eastern South Atlantic coast in winter, and occasionally, their vocalizations are heard off Peru, Western Australia, and in the northern Indian Ocean.
text: Some Antarctic blue whales approach the eastern South Atlantic coast in winter, and occasionally, their vocalizations are heard off Peru, Western Australia, and in the northern Indian Ocean.