Assertion: condor's bird | /r/HasProperty | diurnal
Facets:
Source sentences:
text: This bird is diurnal and spends most of its day perching with some time spent hunting.
text: Birds of prey are diurnal because, although their eyes are large, they are optimised to give maximum spatial resolution rather than light gathering, so they also do not function well in poor light.
text: Birds that are awake during the day are diurnal.