Assertion: trumpeter swan's call | /r/HasProperty | high-pitched
Facets:
value: of snow geese
type: OTHER
Source sentences:
text: The tundra swan's call is high-pitched and reminiscent of snow geese.
text: These swans are substantially smaller than Trumpeter Swans, and their calls are a higher pitch, which explains why they were commonly called Whistling Swans.
text: The tundra swan's call is high-pitched and reminiscent of snow geese, while the trumpeter swan's call is more vociferous and has been likened to the sound of a French horn.