Assertion: black cockatoo | /r/HasProperty | observed stripping 4 cm × 2 cm
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Source sentences:
text: A yellow-tailed black cockatoo was observed stripping 4 cm × 2 cm (1.57 in × 0.79 in) pieces of bark off the trunk of a dead Leptospermum tree in Acacia melanoxylon swamp near Togari in northwestern Tasmania.