《黑曼巴与白女巫：自然界的奇幻故事》生物安全第五级病毒

　　The Black Mamba is well known as Africa's deadliest snake. In the small country of Swaziland, it's feared and revered for its power. Between October and February, temperatures rise here and it's known as 'snake season'. At this time of year, black mambas turn up everywhere - in people's homes, schools and cars. When people find snakes here, they kill them but getting close enou... (展开全部)