. Bonner zoologische Monographien. Zoology. 20. 19 Squacco Heron (43) Ardeola ralloides ralloides PM (9-3) LM AM? BR 7, 8 A W S common swamps, marshes Remarks: Most are of Palaearctic origin entering from the Red Sea. A major popu- lation is wintering in the Sudd. 20 Cattle Egret (42) Bubulcus ibis ibis LM, AM, PM (11-2) BR 5-7 W very common any type of short grassland, often associa- ting with cattle Remarks: Migrating south after breeding, to be replaced by Palaearctic migrants in North Sudan during the winter 21 Green-backed Heron (45) Butorides striatus 1) B. s. atricapillus LM BR 7 uncomm
. Bonner zoologische Monographien. Zoology. 20. 19 Squacco Heron (43) Ardeola ralloides ralloides PM (9-3) LM AM? BR 7, 8 A W S common swamps, marshes Remarks: Most are of Palaearctic origin entering from the Red Sea. A major popu- lation is wintering in the Sudd. 20 Cattle Egret (42) Bubulcus ibis ibis LM, AM, PM (11-2) BR 5-7 W very common any type of short grassland, often associa- ting with cattle Remarks: Migrating south after breeding, to be replaced by Palaearctic migrants in North Sudan during the winter 21 Green-backed Heron (45) Butorides striatus 1) B. s. atricapillus LM BR 7 uncommon dense vegetation along rivers and swamps 2) B. s. brevipes R NBR fairly common coastal vegetation, mangroves. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bonn, Zoologisches Forschungsinstitut und Museum Alexander Koenig
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectzoology
