Utilization of marine resources on an intertidal mudflat at Moreton Bay, Queensland, by the Australian Magpie Lark is reported. Magpie Larks represented 17 per cent of the individual birds observed in the study area at low tide and, for 90 per cent of observations, they foraged on seagrass beds, rather than bare mud or rocky […]
Read MoreBird banding was performed in lower montane rainforest of Tari Gap, Southern Highlands, Papua New Guinea, during eight weeks of each of three consecutive years, at seven netting sites. A total of 1 174 captures of 50 species were made, involving 895 individual birds. Of 279 recaptures, 228 were birds we banded and 51 were […]
Read MoreTwo Regent Honeyeater Xanthomyza phrygia nests were watched for six days before both nests disappeared. Observations on nest building, copulation, incubation, feeding, vocalizat1on and aggressive interactions with other avian species are presented. There was frequent aggression between the Regent Honeyeaters and other species of honeyeaters. lt is possible that habitat fragmentation coupled with frequent and […]
Read MoreStrip transects (300 x 40 m) through softwood scrub remnants and eucalypt open-forest along roadsides in south-east Queensland were censused from sunrise to mid-afternoon to determine diurnal changes in detectability of bird species and individuals. Censuses, comprising two consecutive 40-minute surveys by two teams of 2 to 4 persons, were repeated four times on each […]
Read MoreA survey of the distribution and numbers of waders in coastal Victoria was carried out in December, 1979. Of the 88 246 waders recorded, 97 per cent were of Palearctic origin and 3 per cent Australasian. The survey concentrated on bays, mudflats and estuaries where most Palearctic migrants are found. Relatively few Australasian waders were […]
Read MoreThe aggressive behaviour of Red Wattlebirds and Noisy Friarbirds was quantified in a 240 ha remnant of eucalypt woodland near Armidale, New South Wales, from 1990 to 1992. Wattlebirds spent 1.8 per cent and Friarbirds 1. 7 per cent of their time in aggressive activities. Wattlebirds chased from 12 to 3.7 and Friarbirds 0.5 to […]
Read MoreAn analysis of the early morning period of maximum communal song (dawn chorus) at different times of the year in an eastern Australian eucalypt forest bird community showed the following: (1) it characteristically extended from 35-30 to 10-5 minutes before sunrise; (2) it was largely a feature of the spring breeding season; (3) not all […]
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