CORRIGENDUM Page 24: In Bird in the Hand – Identification of nestling egrets, the captions for the Cattle Egret and the Great Egret as to the location of the notch are transposed. They should read: Cattle Egret – NOTCH BELOW BACK OF EYE. Great Egret – NOTCH BEHIND BACK OF EYE.
Read MoreThe Great-billed Heron Ardea sumatrana may suffer heat stress while feeding. This may result in a conflict between the needs to feed and to regulate temperature. CORRIGENDUM Please note the following corrections to Corella Volume 13 . Number 1 . March 1989. Page 21: In heat regulation in the Great-billed Heron Ardea sumatrana, paragraph 3, […]
Read MoreOspreys were surveyed on 560 km of coast in northern New South Wales during 1980 to 1982. Fifteen nests were found with fourteen pairs attempting to breed (one nest per 37 km of coastline). At least thirteen young fledged, four from three pairs in 1980 and eight from five pairs in 1981 (1.6 young per […]
Read MoreIn a study of marked Cattle Egrets Ardeola ibis returning to breeding colonies at the Shortland Wetlands Centre and Seaham Swamp Nature Reserve, New South Wales, first-year birds were classified into four colour categories ‘white’, ‘pale’. ‘full pale’ and ‘full coloured’, with individuals of each category successfully nesting and raising chicks. Colour did not appear […]
Read MoreTwo Little Eagles Hieraaetus morphnoides were fed ad libitum over two and 12 months in an outdoor enclosure in which they could exercise. In winter, daily food consumption averaged 122 g (10% of body weight) for the female and 78 g (11 % of body weight) for the male. The female’s mean daily food consumption […]
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