本片从一个骇人听闻的问题入手，详细介绍了世界两种大蛇的七个绝命武器。片子结尾处揭晓了片头的问题。

喜欢大蛇的豆瓣儿不妨一看。

喜欢英语的可以往下看我附上的一小段介绍。⬇️

Up to 30 feet long, today's giant snakes are as big as they've ever been and their appetites may have never been bigger. Over 100 teeth, 300 vertebrae, 600 ribs, and 10,000 muscles work together to form nature's most elegant predator. Now, National Geographic debunks the myths and reveals the startling truths of the Super Snake.