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3. The Future
Emily Knight explores the tangled history, and the uncertain future, of zoos.
![](https://ichef.bbci.co.uk/images/ic/320x180/p0d7xvkq.jpg)
2. The Zoo
Emily Knight finds out how the design of zoos changed over the century.
![](https://ichef.bbci.co.uk/images/ic/320x180/p0d7xvkq.jpg)
1: The Animal
Emily Knight explores the tangled history, and the uncertain future, of zoos.