Burmese pythons have been turning up in south Florida in recent years.

缅甸蟒蛇前几就已经出现在佛罗里达州的南部。

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Florida has also started giving people permits to kill Burmese pythons.

佛罗里达州已经开始允许人们杀害缅甸蟒蛇。

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Now comes another unintended yet equally man-made threat: an invasion of Burmese pythons.

现在又出现了一个意想不到的、但却是同样是人类带来的威胁：缅甸蟒的入侵。

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Another threat biologists have been battling for years in the Everglades is the area's population of Burmese pythons.

VOA: special.2009.06.30

This story of the Burmese pythons seems like an appropriate metaphor for our time.

CENTERFORSECURITYPOLICY: Snakes in the grass

Burmese pythons, which can grow up to 23ft (7m) long, eat small mammals, birds and alligators.

BBC: Python challenge: Florida holds snake hunting contest

The Florida Everglades are reeling from an explosion in the number of deadly Burmese pythons.

CENTERFORSECURITYPOLICY: Snakes in the grass