(Herkunft und Lebensraum), Die Jamesons Mamba ist sehr giftig Die Jamesons Mamba (Dendroaspis jamesoni), auch Jameson-Mamba, ist eine in West-, Zentral- und im westlichen Ostafrika weit verbreitete Giftschlange. Neben der Jamesons Mamba gibt es drei weitere Arten in der Gattung Dendroaspis: Das neurotoxische Gift der Jamesons Mamba ist auch für den Menschen lebensbedrohend. Small mammals such as mice, rats, and bats and small lizards are also preyed upon. (Nahrung), Die Jamesons Mamba ist grün-gelb. Die Jamesons Mamba ist eine Giftschlange, die vor allem in West- und Zentralafrika weit verbreitet ist. (Giftigkeit), Die Jamesons Mamba frißt vor allem Vögel, Frösche und Eidechsen. Jameson's mamba (Dendroaspis jamesoni) is a species of quick, highly arboreal and highly venomous snake of the family Elapidae. Daraus resultiert eine Störung der elektrischen Reizausbreitung im Herzen und es besteht die Gefahr einer Herzrhythmusstörung. Sie zählt zu den giftigsten Tieren Afrikas. "The medical threat of mamba envenoming in sub-Saharan Africa revealed by genus-wide analysis of venom composition, toxicity and antivenomics profiling of available antivenoms", "Large elapids and arboreality: the ecology of Jameson's green mamba (, "Putative cardiotoxicity of the venoms of three mamba species", 10.1580/1080-6032(1996)007[0115:PCOTVO]2.3.CO;2, https://en.wikipedia.org/w/index.php?title=Jameson%27s_mamba&oldid=983458286, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License, This page was last edited on 14 October 2020, at 10:09. und kann für den Menschen tödlich sein . Die Jamesons Mamba ist eine Giftschlange, die vor allem in West- und Zentralafrika weit verbreitet ist. It is not typically aggressive in nature and will almost always attempt to escape. [7] The subspecies D. jamesoni kaimosae is endemic to East Africa and chiefly found in western Kenya, where its type locality is located, as well as in Uganda, Rwanda and adjacent Democratic Republic of Congo. [7] In West Africa it ranges from Ghana eastwards to Togo, Nigeria, Cameroon, Equatorial Guinea and Gabon. [4] Also, Traill was a member of the Wernerian Natural History Society, which was founded by Jameson. [9], The head, body and tail scalation of the Jameson's mamba:[7][10], Jameson's mamba occurs mostly in Central Africa and West Africa, and in some parts of East Africa. (Lebensraum: Bäume und Sträcuher in feuchtwarmen Wäldern in West- und Zentralafrika). Die Jamesons Mamba lebt als baum- und bodenbewohnende Giftnatter vor allem in Regenwäldern und in feuchtwarmen Wäldern an Flussufern. Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). Sie ist hauptsächlich tagaktiv und ernährt sich von Vögeln und Kleinsäugern. (Bezeichung und Name), Das Tier hat eine Länge von bis zu 2 m. [8] Since this species is arboreal, birds make up a large portion of its diet. Der vierte oder der fünfte stoßen an den Kinnschild. The subspecies D. jamesoni kaimosae, which is typically found in the eastern part of the species' range, features a black tail, while central and western examples typically have a pale green or yellow tail. The species is restricted to equatorial Africa. [6], Jameson's mamba is a large, slender elapid snake with smooth scales and a long tapering tail which typically accounts for 20 to 25% of its total length. [7] Jameson's mamba is a highly arboreal snake, more so than its close relatives the eastern green mamba and western green mamba, and significantly more so than the black mamba. [8] Its venom may also have hemotoxic and myotoxic components to it. Ihre Farbe ist grüngelb bis grasgrün, Hals, Schläfen und Bauch zitronengelb. Die Anzahl der Unterlippenschilde beträgt acht bis zehn. [7][9], Jameson's mamba will chase prey, similar to other mamba species. It is often found around buildings, town parks, farmlands and plantations. [9], Jameson's mamba is a highly agile and almost exclusively arboreal snake. [11], The main predators of this species are various birds of prey, including the martial eagle, bateleur, and the Congo serpent eagle. Its other components include cardiotoxins,[13] and fasciculins. Schau dir hier das Video über die giftigsten Schlangen der Welt an. [16] However, the average death time for untreated bite victims is usually two to three hours post-envenomation, but it may take up to four to six hours or longer. Hellere und dunklere Zonen wechseln sich ab und bilden undeutliche, nach hinten verlaufende Querbinden. Die Schuppen sind ungekielt, haben oft einen schwarzen Rand und stehen in 15 bis 19 schrägen Reihen. The SC LD50 for this species according to Brown (1973) is 1.0 mg/kg, while the IV LD50 is 0.8 mg/kg. [5] The subspecies D. jamesoni kaimosae takes its subspecific name from the type locality, the Kaimosi Forest in western Kenya. Diese Seite wurde zuletzt am 23. The species is endemic to Africa. [7] Jameson's mamba has a narrow and elongated head containing a small eye and round pupil. [14] The average venom yield per bite for this species is 80 mg, but some specimens may yield as much as 120 mg in a single bite. [1] Nach einem Biss ist eine sofortige Behandlung mit einem artspezifischen Schlangenserum absolut überlebensnotwendig. Jameson's mamba (Dendroaspis jamesoni) is a species of quick, highly arboreal and highly venomous snake of the family Elapidae. [7] Adults tend to be dull green across the back, blending to pale green towards the underbelly with scales generally edged with black. September 2020 um 13:26 Uhr bearbeitet. [7] Like the western green mamba, the neck may be flattened. Sind noch isolierte Restbestände von Baumgruppen und Büschen vorhanden, hält sie sich auch in der Nähe menschlicher Siedlungen, auf Farmland und in den Parks von Städten auf. [2], Analysis of the components of the venom of all mambas places Jameson's mamba as sister species to the western green mamba. It may grow as large as 2.64 meters (8 ft 8 in). [1], The origins of the specific name, jamesoni, are not fully understood, but it is possible that Traill named the species in honour of Robert Jameson (1774–1854), who was a contemporary of Traill's and was the Regius Professor of Natural History at Edinburgh University where Traill studied. Ihr Gift ist für den Menschen unbehandelt lebensgefährlich. Da sie meist reglos verharrt und laubgrün gefärbt ist, bleibt sie von Menschen meist unbemerkt. [3] In 1936, in addition to the nominotypical subspecies D. jamesoni jamesoni, Arthur Loveridge described a new subspecies D. jamesoni kaimosae; the latter is commonly referred to as the eastern Jameson's mamba or the black-tailed Jameson's mamba. Jamesons Mamba (Dendroaspis jamesoni) Die Jamesons Mamba (Dendroaspis jamesoni) gehört zur Gattung "Mambas" und zur Familie der Giftnattern. Other predators may include the honey badger, other snakes, and species of mongoose may also occasionally prey on the Jameson's mamba. https://de.wikipedia.org/w/index.php?title=Jamesons_Mamba&oldid=203910853, „Creative Commons Attribution/Share Alike“. Die Jamesons Mamba (Dendroaspis jamesoni), auch Jameson-Mamba, ist eine in West-, Zentral- und im westlichen Ostafrika weit verbreitete Giftschlange. Sie hat acht, seltener sieben Oberlippenschilde. Like other mambas it is capable of flattening its neck in mimicry of a cobra when it feels threatened, and its body shape and length give an ability to strike at significant range. Reptilien [9], Found in primary and secondary rainforests, woodland, forest-savanna and deforested areas at elevations up to 2,200 metres (7,200 ft) high,[7] Jameson's mamba is an adaptable species, found in areas where there has been extensive deforestation and human development. Die Jamesons Mamba (Dendroaspis jamesoni) gehört zur Gattung "Mambas" und zur Familie der Giftnattern. Jameson's mamba was first described in 1843 by Thomas Traill, a physician, doctor, zoologist and scholar of medical jurisprudence. Die Jamesons Mamba zählt zu den giftigsten Tieren der Welt. Ihr Gift ist … | Mambas | Giftnattern | Schuppenkriechtiere Bäume und Sträcuher in feuchtwarmen Wäldern in West- und Zentralafrika. Die mittleren berühren den unteren Augenrand. [15] Untreated envenomation may cause death within 30 to 120 minutes. [2] In Central Africa it can be found from Angola northwards to the Democratic Republic of Congo, Republic of Congo, Central African Republic, and as far north as the Imatong Mountains of South Sudan. Die Toxine der Mambaarten enthalten Dendrotoxine, welche die Kaliumkanäle in der Zellmembran blockieren. [8] The ventral side, neck and throat are typically cream or yellowish in colour. [7] No significant sexual dimorphism has been observed between male and female snakes. [7] The average total length (including tail) of an adult snake is approximately 1.5 meters (4.9 ft) to 2.2 meters (7.2 ft). Die Jamesons Mamba (Dendroaspis jamesoni) ist eine in West-, Zentral- und im westlichen Ostafrika weit verbreitete Giftschlange. | Mambas, Die wissenschaftliche Bezeichnung (lateinisch) lautet Dendroaspis jamesoni.
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