Uploaded April 2026 | Updated September 2026, 2 hours ago

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Beneath our streets, inside our walls, and hidden in the shadows, millions of creatures are thriving. From rats and cockroaches to killer bees and unstoppable swarms, this documentary reveals the shocking world of nature living alongside humanity. Discover how these species survive, multiply, and sometimes turn our cities into battle zones. Subscribe to Our World: bit.ly/3xnPuGL

This film was first broadcast: 1998

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Explore Our World and watch some of the most successful nature documentary series about the environment and the wonders and dangers nature has to offer. We will be posting some of the longest-running and most successful nature documentary series, revealing the trials and tribulations of life on Earth and often for the first time, the secrets of the natural world in all its wonder.

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