The Times, May 29, 2017
Let’s just ignore the contrived, irrelevant intro and matching heading. The other main problem with this story is the systematic mixing of singular and plural. If you are talking about ‘the vole’ as a species, you refer to ‘it’. If you are talking about ‘voles’ as a group, you refer to ‘they’ or ‘them’.
In the penultimate paragraph, there is a sudden appearance of stream banks, when the story so far has been about a tarn. This needs to be explained, not just dropped in.