A Heligoland trap (or funnel trap) is a large, building-sized, funnel-shaped, rigid structure used to trap
The name is taken from the site of the first such trap, on the island of
External links
* [http://mysite.freeserve.com/hilbrebirdobs/page4.html Diagram of a Heligoland trap]
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heligoland trap — ˈheləgōˌland noun Usage: usually capitalized H Etymology: from Heligoland (Helgoland), island in the North sea; from its original use there : a large funnel shaped structure of wire mesh opening into a smaller enclosure used for trapping birds… … Useful english dictionary
Heligoland — Infobox German Location German name = Helgoland image photo = Wappen = Helgoland Wappen.png lat deg = 54 |lat min = 10 |lat sec = 57 lon deg = 7 |lon min = 53 |lon sec = 07 Bundesland = Schleswig Holstein Kreis = Pinneberg Höhe = 61 Fläche = 4.2… … Wikipedia
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Timeline of ornithology — The following is a timeline of ornithology events:BC up*1500 800 BC The Vedas mention the habit of brood parasitism in the Asian Koel ( Eudynamys scolopacea ). (Ali, S. (1979), Bird study in India : its history and its importance. ICCR, New Delhi … Wikipedia
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Beringung — Silbermöwe mit einem Metallring und einem Farbring, der auch mit dem Fernglas abgelesen werden kann. Vogelberingung hilft wildlebende Vögel zu untersuchen, indem individuell nummerierte und teilweise farbkodierte Metall oder Plastikringe an den… … Deutsch Wikipedia
Fußring — Silbermöwe mit einem Metallring und einem Farbring, der auch mit dem Fernglas abgelesen werden kann. Vogelberingung hilft wildlebende Vögel zu untersuchen, indem individuell nummerierte und teilweise farbkodierte Metall oder Plastikringe an den… … Deutsch Wikipedia
