Bats account for almost a quarter of all mammal species on the planet and are found on every continent except Antarctica. Subscribe to Our World: bit.ly/3xnPuGL

This film looks at why these creatures will play a vital role in mankind's future existence on Earth.

This film was first broadcast: 05 Mar 1991

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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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