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Allometric relationships of the gastrointestinal tracts of insectivorous passerine birds from Malaysia, New Guinea and Australia
Journal article   Peer reviewed

Allometric relationships of the gastrointestinal tracts of insectivorous passerine birds from Malaysia, New Guinea and Australia

R.D. Wooller, K.C. Richardson and D.R. Wells
Australian Journal of Zoology, Vol.38(6), pp.665-340
1990
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Abstract

Beak length, gizzard width and intestinal length were all similarly related to body mass in gleaning, insectivorous, passerine birds from Malaysia, New Guinea and Australia. The remaining morphological difference between the three groups were attributable more to functional constraints than to phylogenetic affinities. The more tropical birds had slightly longer, but not proportionately narrower, beaks and smaller gizzards than comparable Australian birds. It is suggested that this stems from tropical species taking more soft-bodied and/or mobile prey than birds from the more arid Australian region.

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Source: InCites

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Collaboration types
Domestic collaboration
International collaboration
Citation topics
3 Agriculture, Environment & Ecology
3.35 Zoology & Animal Ecology
3.35.33 Avian Ecology
Web Of Science research areas
Zoology
ESI research areas
Plant & Animal Science
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