The pine marten preys on both but the invasive grey squirrel has been shown to be much more vulnerable, the Queen's University Belfast study showed.
Following introductions in the 19th and 20th centuries, the grey replaced the native red across much of its former range in Ireland and the UK. "This assists in explaining the higher occurrence of grey squirrels than red squirrels in the diet of the pine marten, and why grey squirrel populations are declining wherever the pine marten recovers.
Colin Stafford Johnson did that 3 years ago.. in Wicklow..
The irony now however, is that the number of pine martens is making them as problematic as the grey squirrels once were.
Grand, but what can the furry fecker do about the coronavirus?
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