 The flora and fauna of Dinnet Oakwood is very diverse, and includes many fish, amphibians, trees, ferns, fungi, insects, mosses, reptiles, spiders, and mammals.Dinnet Oakwood is one of two places, along with Moronne Birkwoods, which constitutes the Eastern Highlands Atlantic Bryophyte Zone.The fauna of Dinnet is especially important because it was protected because there are few oak woodlands located in eastern Scotland, far less so than in western Scotland, and because Dinnet Oakwood contains many groves of sessile oak.