Swan River, Western Australia.
Until recently considered conspecific with M. lunatus, but differs in its whitish vs red supraocular arc (3); longer bill (effect size from published data#R 2.45, score 2); higher-pitched whistles (1800–2000 Hz vs 1200–1600 Hz) (2)#R; and possibly different nest and eggs (allow 1)#R; species status supported by molecular evidence in which lunatus emerges as more closely related to M. affinis than to present species#R#R. Monotypic.
SW Western Australia (N to Swan R Plain and Wheatbelt in W).
Food and feeding
Status and conservation
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