Assertion: macaw's habitat | /r/CapableOf | lack suitable trees
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Most other macaw species nest in tree cavities, but since their natural habitat often lacks suitable trees, they usually nest in crevices of undisturbed, steep-sided cliffs of river-side canyons and rocky gorges, although one small population was observed breeding in palms.