Assertion: kookaburra's family | /r/HasProperty | dicruridae
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Source sentences:
text: It is one of 47 members of the fantail genus Rhipidura; some authorities classify this group of birds as a subfamily Rhipidurinae within the drongo family Dicruridae, together with the monarch flycatchers, while others consider them distinct enough to warrant their own family Rhipiduridae.