Assertion: bowerbird's bower | /r/CapableOf | differ in the material
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Source sentences:
text: The bowers of two populations of Archbold’s bowerbird Archboldia papuensis differed in overall size, and possibly in the material used to drape over decorated branches, with strands of climbing bamboo used on Mt Hagen (Gilliard 1969), instead of epiphytic orchid stems at Tari Gap (Frith et al. 1996).