Assertion: golden frog | /r/CapableOf | make a whistling sound
Facets:
Source sentences:
text: The male Panamanian golden frog are known to make a whistling sound and at least two different types of calls.
text: Male Panamanian golden frogs make a whistling sound and have at least two different kinds of calls loud enough to carry into the forest from their home near the water's edge.