| .שאר-םוח ףחש (246 | ||||||||||
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.שאר-רופא ףחשל המודב רורב אל רלוק ןימ רצויו ,ופרוע ןוויכל ריחשמו ךלוה ,ריהב םוח ושאר לש ימדקה וקלח :שאר-םוח ףחש .םינבל םירוזא םע תורוחש םהיתוצק ,תורופא ויפנכ .םינבל רעס יאצח ינש ויניעל ביבסמ .תוהכ דע תוקהוב תומודא וילגר .רוחש והצקו קהוב םודא ורוקמ .הרופא וא הבוהצ ןיעה תיתשר .ןוניקה תפוקת רחאל תורהנו םיפוח לע םיתיעל ,םייא לע םירקו םיהובג םירוזאב תוציב וא םיחולמ םימ לש םימגא ולודיג תיב .תליאב רתויב רידנ יארקא חרוא רבוע ץראב 16 ,א"י ארקיו ... ףחשה תאו ... | ||||||||||
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Subspecies and Distribution.
Larus brunnicephalus SC Asia, Turkestan and W Xinjiang, to Pamirs, Ladakh and Tibet. Winters on coasts of India, Sri Sanka and SE Asia, sparingly W to Arabian Peninsula. | ||||||||||
Descriptive notes.40-45 cm, 450-700 g, wingspan 100-105 cm, Hood pale brown, becoming blackish at nape, forming an indistinct collar reminiscent Grey-headed Gull.Narrow white eye-crescents towards rear. Mantle, back and inner part of wing grey, outer wing coverts white. Primaris white at base, broadly black distally, with white windows on outer 2. Bill bright red, with dusky tip. Legs bright to dark red. Iris pale yellow or greyish, with narrow red orbital ring. Distinguished by wingtip pattern, recalling that of L. delawarensis, very different from L. ridibundus and L. caculipennis, which gave largely white outer primaries. Habitat.Breeds on islands in large, cold high altitude lakes of varying salinity or in adjacent marshes. frequents coasts and rivers outside breeding season.Food and FeedingMain diet based on fish, shrimps, offal, also insects, grubs, slugs, earthworms, sewage, potatoes, rodents and plant shoots.Where there are few fish, feeds mainly on invertebrates. In winter, associates with fishing boats and consumes refuse. Often feeds in shallow water, by immersing head and neck. Breeding.May-Jun. Colonies of 50 pairs. Often near Sterna hirundo.Nests usually close together, made of masses of plant stems. Large bulky nests built in marshes, smaller nests on land. 3 eaggs, incubation 24 days. Chick very pale grey, spotted dark above. Movements.Migrates over mounains to coasts of S Asia. Fairly common in Nepal, where some remain to winter. Migrate through Shanxi and inner Mongolia also to India, Gulf of Thailand and SE Asia, where often common close inshore and inland.Status and Conservation.Not globally threatened. Status insufficiently known, but species probably not rare.Israel.In Israel subspecies Larus brunnicephalus. Straggler at Eilat. |
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