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.הפועמבו ףרוחה שובלב ,ריעצ ליגב הלוכ הנבל תיארנ ,הנטקה תינבילהמ תיצוגו הנטק :רקבה תיפנא .תומודא םילגרהו םוח עבצב בגהו הזחה ,דוקדוקה ,היברה תנועב .םודא וסיסבו בוהצ רוקמה .תוהכ תוקרקרי םילגרה היברה תנועל ץוחמ .םינוש םיינורג תולוק העימשמ ןוניקה ןמזב .םילודג םיקנוי תרבחב םג ןוזמ תטקלמ .רתויב היוצמ תפרוחו חרוא תרבוע ץראב .תולוחכ תוקרקרי םיציב 2-6 .ץראה זכרמבו ןופצב תובשומ רפסמב םיצע לע תוננקמה תוביצי םג ןנשי .19 א"י ארקיו רפסב םיאמטה תופועה ןיב תרכזנ....הנימל הפנאה... | ||||||||||
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Subspecies and Distribution.
B. i. ibisIS Africa SW Europe to Caspian Sea, N C S merica. B. i. seychellarum Seychelles. B. i. coromandus S E Asia to Australia and New Zealand. | ||||||||||
Descriptive notes.52 cm, 370 gr, wingspan 95 cm. Stubby and shorter bill than the other egrets.Bare parts brighter during courtship, non-breeding adult has duller bare parts and little or no reddish buff. Juvenile as non-hreeding adult, with blackish legs. Race coromandus larger, with longer heavier bill and longer legs. Habitat.Meadows, fresh water swamps, rice fields.Least aquatic of herons, occurring regularly in wet pastures, dry, arable fields, can remain for long periods in dry land far from water, sometimes in suburban zones or even in towns. Food and FeedingAquatic insects, locusts, grasshoppers and crustceans, also frogs, molluscs, fish, lizards, small birds and rodentsactive feeder frequently followin cattle large mammals or tractors. Most successful when "walking slowly" following cattle. Diurnal, one of most gregarious of all herons. Breeding.Apr-May in N America, Apr-Jul in Palearcric, Sep-Feb in Australia, all year round in tropics.Colonial often with other speceis. Nests in reedbeds, bushes or trees up to 20 m, sometimes in cities, not necessarily near water. 2-5 eggs incubation 22-25 days, chicks have white down. Movements.Extensive post-breeding dispersal. Many populations in tropical parts of America, Africa and Asia essentially sedentary.Birds breeding between Turkey and Caspian Sea apparently migrate to Middle East, Arabia and Iran. N America move to E c America, sw move mainly to Mexico. Birds ringed in Japan recovered in Philippines, others ringed in Taiwan. Australia populations migratory to Tasmania and New Zealand. Status and Conservation.Not globally threatend. Has undergone enormous expansion this century.Israel.In Israel subspecies B. i. ibis very common resident in north and central Israel. |
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