如果我们搞清楚更多应该采取的措施，我们就能帮助史蒂夫琼斯和他的同行们保护生物以及我们人类自身不受威胁。
If we find out more about what we should do, we can help Steve and others like him keep animals and plants and ourselves from becoming endangered.
史蒂夫·琼斯(本文作者)是伦敦大学学院的遗传学教授。
Steve Jones is Professor of Genetics at University College London.
环境专家史蒂夫·琼斯指出，离开周围的动植物我们将无法生存。
Steve Jones is an environmental expert who says that we could not survive without all the plants and animals around us.
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