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Regional, age and sexual differentiation in the Regent Honeyeater Xanthomyza phrygia.

Category: Issue 1
Author(s): Schodde, Mason and Christidis
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Assessment by routine morphometric analysis found no geographic variation in the Regent Honey-eater Xanthomyza phrygia but distinguished significant sexual dimorphism in size, intensity of plumage colour and extent of warty skin on the face. Seasonal distribution of records indicates that coastal south-eastern Australia forms part of the core breeding range of the species.

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Why do Flame Robins Petroica phoenicea migrate? A comparison between the social and feeding ecologies of the Flame Robin and Scarlet Robin P. multicolor.

Category: Issue 1
Author(s): Doug Robinson
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Comparisons between the ecology of Flame and Scarlet Robins at a sympatric breeding site suggested that Flame Robins migrated during the winter months because of a decline in the availability of their major prey. During the nine months that Flame Robins were present at the breeding site, they foraged for flying insects twice as often […]

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