...A snake of the Elapidae family of the reptile class known as the world's largest venomous snake (illustration). It is found in India, Southeast Asia, the Andaman Islands, the Philippines, central and southern China, and Hainan Island. It is about 4m long, and its body color varies from olive brown to glossy black, with a narrow yellowish-white band pattern. It lives in forests on lowlands and is mostly found on the ground, but can also be seen in trees and underwater, and is found at altitudes of 2000m. When excited, it will stand up with its neck spread out, make a hissing noise to intimidate, and then move forward in that position to attack. ... From Cobra...Their main component is neurotoxin, which is highly toxic and extremely dangerous, and their population density is high, causing great damage to humans and livestock in various places. The king cobra Ophiophagus hannah (illustration), which is distributed in tropical Asia and is known as the largest venomous snake, the Egyptian cobra N. haje and the Cape cobra N. nivea from Africa, etc. adopt a threatening posture similar to the Indian cobra, but the width of their necks is narrow. The black-necked cobra N. nigricollis and the ringhals Hemachatus haemachatus (English name ringhals) from tropical Africa are called spitting cobras because they can spit venom precisely at the enemy's eyes due to the special structure of their venom fangs, and they are effective even from a distance of several meters. ... *Some of the terminology that mentions "Ophiophagus hannah" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…世界最大の毒ヘビとして知られる爬虫綱コブラ科のヘビ(イラスト)。インド,東南アジア,アンダマン諸島,フィリピン,中国中南部,海南島に分布。全長は約4m,体色はオリーブ褐色から光沢ある黒色まで変異があり,幅狭い黄白色の帯模様がある。平地の森林にすみ地上に多いが,ときには樹上や水中にも見られ,2000mの高地にも分布している。興奮すると頸部を広げて立ち上がり,シューツと音を立てて威嚇し,その姿勢のまま前進して攻撃をしかける。… 【コブラ】より…神経毒を主成分とする毒性が強く,きわめて危険であり,生息密度も高いため各地で人畜の被害が大きい。熱帯アジアに分布し,最大の毒ヘビとして知られるキングコブラOphiophagus hannah(イラスト),アフリカ産のエジプトコブラN. hajeやケープコブラN.niveaなどはインドコブラ同様の威嚇姿勢をとるが,頸部の幅は狭い。熱帯アフリカ産のクロクビコブラN.nigricollisとリンガルスHemachatus haemachatus(英名ringhals)は,特別な毒牙(どくが)のしくみにより敵の目に的確に毒を吐きかけることができるドクハキコブラ(英名spitting cobra)と呼ばれ,数mの距離を隔てても威力を発揮する。… ※「Ophiophagus hannah」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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