edible dormouse (Glis glis)

The edible (or fat) dormouse is a nocturnal and arboreal squirrel-like mammal. It is native to much of western Europe (not the British Isles) but has become naturalized in the Chilterns after escaping from a private collection in the early 20th C.

This definition is abridged from A – Z of tree terms: A companion to British arboriculture.
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