Assertion: parakeet's nest | /r/CreatedBy | rufous horneros
Facets:
Source sentences:
text: Though the reason for this is not entirely clear, nests created by rufous horneros have been used by blue-winged parrotlets to raise their broods, which has led to the suggestion that the parrotlets are "taste-testing" the nest material to determine whether it is suitable, according to unknown standards, for their needs.