Corella Documents – Page 72

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Showing 12 of 1617 documents

Book Review: Birds of Rottnest Island

Posted: 09/08/2021
Author(s): Stephen Ambrose

NESTING OF THE EASTERN ROSELLA Platycercus eximius

Posted: 09/08/2021
Author(s): S. G. LANE

THE LOCATION OF PALE GREEN FEATHERS ON THE WING OF MALE KING PARROTS Alisterus scapularis

Posted: 09/08/2021
Author(s): W. T. COOPER and C. B. FRITH

AN OBSERVATION OF COMMUNAL BREEDING BY SOUTHERN WHITEFACES

Posted: 09/08/2021
Author(s): JOAN SANDBRINK and DOUG ROBINSON

A NOTE ON EASTERN GRASS OWL Tyto longimembris DIET FROM THE NORTH COAST OF NEW SOUTH WALES

Posted: 09/08/2021
Author(s): MARK FITZGERALD and CLAIRE R. THORSTENSEN

CHANGES IN THE RELATIVE ABUNDANCE OF RAPTORS AND HOUSE MICE IN WESTERN NEW SOUTH WALES

Posted: 09/08/2021
Author(s): LAURIE E. TWIGG and BARRY J. KAY

In western New South Wales, the relative abundance of both diurnal birds of prey and house mice was monitored at frequent intervals over a three-year period. The abundance of mouse-eating raptors was positively correlated with that of house mice, and these birds appeared to be responding to changes in mouse abundance. This suggests that the […]

EFFECTS OF DAM SIZE ON WATERBIRDS AT FARM DAMS IN SOUTH-EAST QUEENSLAND

Posted: 09/08/2021
Author(s): G. J. LEACH

Waterbirds were counted on 10 farm dams ( 1 .2 to 25 x 1 03 m2 maximum sur1ace area) in south-east Queensland on 20 days from May 1980 through October 1982. Dams were 1 O to 30 years old. Seventeen species (3 960 observations) of open-water birds and 14 shoreline species (224 observations) were observed. […]

THE EFFECT OF REVEGETATION ON SILVER GULL AND SACRED IBIS POPULATIONS AT WINTER SWAMP, BALLARAT

Posted: 09/08/2021
Author(s): BARRY KENTlSH

Winter swamp, 7 km west of Ballarat, was improved as a wetland to encourage breeding birds. Islands. created lo enhance the habitat for birds, were quickly colonized by breeding Silver Gulls. Revegetation with trees and shrubs on some islands reduced the breeding population of gulls. Lowest gull nest densities occurred on bare areas and beneath […]

SEDENTARINESS AND SURVIVAL OF WHITE-BROWED SCRUB-WRENS IN THE BRINDABELLA RANGE, AUSTRALIAN CAPITAL TERRITORY

Posted: 09/08/2021
Author(s): S. J. WILSON

White-browed Scrub-wrens have been banded at New Chums Road in the Brindabella Range, Australian Capital Territory since 1961. as part of a larger bird-banding study. Adult White-browed Scrub-wrens were sedentary. and during the period 1961-82 their mean annual survival rate was 65 per cent. This compares with an annual survival of 77 per cent for […]

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