Assertion: tern's plumage | /r/HasProperty | non-breeding
Facets:
Source sentences:
text: It is in breeding plumage in the southern summer, when the Arctic tern has moulted to its non-breeding plumage (though this is not useful for separating it from another species, the South American tern).
text: It is in breeding plumage in the southern summer, when the Arctic tern has moulted to its non-breeding plumage (though this is not useful for separating it from another species, the South American tern).
text: Terns have a non-breeding plumage, which usually involves a white forehead and much-reduced black cap.