A Plague of Rats

In this excerpt from NOVA's "Rat Attack," see how an infestation of rats, triggered by flowering bamboo, threatens the Indian state of Mizoram.

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Funding for NOVA is provided by ExxonMobil, David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and public television viewers.

To learn more, visit http://www.pbs.org/nova/rats