Website: http://neotropical.birds.cornell.edu
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2 selected articles
Overview - Long-tailed Jaeger (Stercorarius longicaudus ...
Acknowledgments
This is the smallest of the three jaegers. It is also the one which has the longest of all central tail feathers. As in the Parasitic (Stercorarius parasiticus) the tail streamers are pointed, but in the Long-tailed they are long and flow and move with the air, unlike the shorter, stiffer streamers of the Parasitic. Furthermore as an adult this jaeger only exists as a pale morph, although juvenile and immature stages are more variable in coloration. It is an Arctic breeder and pelagic during the non breeding season. In the Arctic it takes dry and often rocky tundra, such that it is the only jaeger that is found breeding...
Related topics : long tail point / bird with two long tail feathers / colorful bird with long tail feathers / bird long tail feathers / bird with long tailed
Identification - Long-tailed Jaeger (Stercorarius ...
Identification
Summary
37 - 41 cm. 300 g. Bill stubby and short, black, darker at tip. Wings slender. Flight feathers of wings blackish. Legs gray. Nonbreeding adults (November-March): Forehead and crown black. Black mask. Back grayish brown. Sides of head, nape, neck, throat and belly buff white. Gray ban on chest and flanks. Feathers that cover undertail dark with white bands. Central tail feathers long and slender. Breeding adults (March-October): Cap black. Sides of head, nape, neck and chest white. Upperparts brown. Flanks, lower belly and feathers that cover undertail dark buff. Central tail feathers slender, longer than nonbreeding...
Related topics : long tail feathers song / long tail feathers / long tail feather / longer long tail / cap long tail
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