Background Information Ek Cobras, found in some parts of Africa and asia, are poisonous(有毒的) snakes Most cobras bite their victims and their bite may cause death within a few hours Spitting cobras of Africa spit(喷吐) poison which causes blindness if it gets in the eyes. A full-grown Indian cobra is nearly six feet long and about five inches around On the back of its hood it has a mark like a pair of spectacles(眼镜, That is why it is sometimes called the spectacled snake or spectacled cobraBackground Information Cobras, found in some parts of Africa and Asia, are poisonous (有毒的) snakes. Most cobras bite their victims and their bite may cause death within a few hours. Spitting cobras of Africa spit (喷吐 ) poison which causes blindness if it gets in the eyes. A full-grown Indian cobra is nearly six feet long and about five inches around. On the back of its hood it has a mark like a pair of spectacles (眼镜). That is why it is sometimes called the “spectacled snake”, or “spectacled cobra