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Professor Tim Halliday

The Open University

Tim Halliday is professor of biology at The Open University, where he has worked on newts, toads and frogs since 1977.

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Tim Halliday

Articles [6]

Browse all OpenLearn articles by Professor Tim Halliday

Amphibians in declineCreative Commons Image summerrunner2009 under CC-BY-NC-SA licence

By Professor Tim Halliday (The Open University)

14 April 2008

Professor Tim Halliday reports on the decline in the worldwide amphibian population and considers what this means for humans in Britain.  Read more : Amphibians in decline

5
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Lifecycle and climate changeProduction team

By Professor Tim Halliday (The Open University)

05 January 2008

In this article Tim Halliday looks at the possible effect of climate change on amphibians and reptiles  Read more : Lifecycle and climate change

4
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Global exploitation and the reptile tradeProduction team

By Professor Tim Halliday (The Open University)

05 January 2008

Tim Halliday looks at the trade in reptiles and asks whether it is having a detrimental effect on some species  Read more : Global exploitation and the reptile trade

4.333335
You haven't rated. Average rating 4.3 out of 5, based on 6 ratings
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Amphibians in declineProduction team

By Professor Tim Halliday (The Open University)

05 January 2008

Tim Halliday asks whether the sixth great extinction is being foreshadowed by amphibians in decline?  Read more : Amphibians in decline

4.18182
You haven't rated. Average rating 4.2 out of 5, based on 11 ratings
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Natural Selection and EvolutionProduction team

By Professor Tim Halliday (The Open University)

09 November 2005

Tim Halliday explores natural selection and evolution in the animal world  Read more : Natural Selection and Evolution

3.5
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Human impacts on the lives of animalsProduction team

By Professor Tim Halliday (The Open University)

09 November 2005

Tim Halliday explores the human impact upon animals  Read more : Human impacts on the lives of animals

4
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Biography

Read Professor Tim Halliday’s biography.

Tim Halliday is professor of biology at The Open University, where he has worked on newts, toads and frogs since 1977.

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