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The great sparrow mystery
- Duration: 13 minutes
- Released: 2008
Julian Pettifer explores some of the causes as to why house sparrow numbers are declining in our cities and offers some suggestions as to how their survival chances can be improved.
Credits
| Presenter | Julian Pettifer |
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| Camera | Mike Tomlinson |
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| Director | Mike Tomlinson |
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| Producer | Madelaine Westwood |
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| Executive Producer | Mark Percival |
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