Cattle Egret (Bubulcus ibis) Science Article 2 abstract While aboard the icebreaker Almirante Irizar, 12 Cattle EgretsBubulcus ibis were observed in the South Atlantic Ocean. Twowere seen on 8 March 1995 at 58 deg 31’S, 52 deg 11’W flying northwestabout 160 miles from the Argentine coast. On 12 March1995, a flock of nine individuals were […]
Extramarital and pair copulations in the Cattle Egret
Cattle Egret (Bubulcus ibis) Science Article 1 abstract The copulatory behavior of the Cattle Egret (Bubulcus ibis) was observed in a heronry in central Japan. In 38 of 147 extramarital copulation (EC) attempts with seven females, the males seemed to succeed in ejaculation. There were relatively few complete ECs prior to egg laying, because females […]
Naturally occurring secondary nutritional hyperparathyroidism in cattle egrets (bubulcus ibis) from central texas
Cattle Egret (Bubulcus ibis) Science Article 4 abstract Naturally occurring secondary nutritional hyperparathyroidism is described in the nestlings of two colonies of cattle egrets (Bubulcus ibis) from Central Texas (Bryan and San Antonio, Texas, USA). Nestlings from a third colony (Waco, Texas, USA) were collected in a subsequent year for comparison. Birds from the first […]
Cattle Egret Bubulcus ibis habitat use andassociation with cattle
Cattle Egret (Bubulcus ibis) Science Article 5 abstract Cattle Egret Bubulcus ibis has a worldwide distribution. In India it is common in a variety of habitats, especially wetlands, throughout the peninsula. Freshwater marshes and paddy fields were identified as the most important foraging habitats by Meyerricks (1962) and Seedikkoya (2004), although there are pronounced seasonal […]
Occurrence of the Cattle Egret, Bubulcus i. ibis, in Surinam
Cattle Egret (Bubulcus ibis) Science Article 6 abstract The first record of the Cattle Egret in Surinam on March 10, 1946 (Auk, 64: 143, 1947) proved of more importance than the mere observation of a straggler. In the same district I observed on December 12, 1946, two individuals on the bank of the Nickerie River. […]
The cape petrel (Daption capense) around Mawson Station, East Antarctica: new breeding localities and population counts
Cape Petrel (Daption capense) Science Article 1 abstract The cape petrel Daption capense is a widespread Southern Ocean procellarid, breeding around the Antarctic continent and on many sub-Antarctic islands (Marchant and Higgins 1990). Around Mawson, a permanently manned Australian station in East Antarctica DAVID WILSON, Notornis, 2009, Vol. 56: 162-164 Download article download full text […]
Conservation status of the buff-breasted sandpiper:historic and contemporary distribution andabundance in south america
Buff-breasted Sandpiper (Tryngites subruficollis) Science Article 2 abstract We present historic and contemporary information on the distribution and abundance of BuffbreastedSandpipers (Tryngites subruficollis) in South America. Historic information was collated from the literature,area ornithologists, and museums, whereas contemporary data were derived from surveys conducted throughoutthe main wintering range in Argentina, Uruguay, and Brazil during the […]
Male traits, mating tactics and reproductive success in the buff-breasted sandpiper, Tryngites subruficollis
Buff-breasted Sandpiper (Tryngites subruficollis) Science Article 1 abstract Buff-breasted sandpipers use a variety of mating tactics to acquire mates, including remaining at a singlelek for most of the breeding season, attending multiple leks during the season, displaying solitarily ordisplaying both on leks and solitarily. We found that differences in body size, body condition, fluctuatingasymmetry scores, […]
Rediscovery, biology, vocalisations and taxonomy of fish owls in Turkey
Brown Fish Owl (Ketupa zeylonensis) Science Article 1 abstract In the Western Palearctic (WP) region, Brown Fish Owl Bubo zeylonensis is one of the rarest and least-known birds. The species? range is huge, from the Mediterranean east to Indochina, but it is probably only in India and Sri Lanka that it is regularly observed. In […]
Pseudo-eggs of brown sula leucogaster andblue-footed s. nebouxii boobies in the gulf of california, mexico
Brown Booby (Sula leucogaster) Science Article 4 abstract Pseudo-eggs, foreign round objects, notably eggs of other speciesor pebbles, are common in some ground-nesting species, and havebeen reported especially in larids (Sugden 1947, Twomey 1948,Coulter 1980, Conover 1985). As many as 10% of Ring-billedGull Larus delawarensis nests in Washington, USA includedpseudo-eggs (Conover 1985). The nests of […]