 | Badger | Meles meles | |
 | Bank Vole | Myodes glareolus | |
 | Barbastelle Bat | Barbastella barbastellus
| |
| Bearded Seal | Erignathus barbatus | |
 | Beaver | Castor fiber | |
| Bechstein's Bat | Myotis bechsteini
| |
| Black Rat | Rattus rattus | |
 | Bottle-nosed Dolphin | Tursiops truncatus | |
 | Brandt's Bat | Myotis brandti | |
 | Brown Hare | Lepus europaeus | |
 | Brown Long-eared Bat | Plecotus auritus | |
 | Brown Rat | Rattus norvegicus | |
 | Chinese Water Deer | Hydropotes inermis | |
 | Common Dolphin | Delphinus delphis | |
 | Common Seal | Phoca vitulina | |
 | Common Shrew | Sorex araneus | |
| Common Vole | Microtus arvalis | |
| Coypu | Myocastor coypus | |
 | Daubenton's Bat | Myotis daubentoni | |
 | Dormouse | Muscardinus avellanarius | |
| Edible Dormouse | Glis glis | |
 | Fallow Deer | Dama dama | |
 | Field Vole | Microtus agrestis | |
 | Fox | Vulpes vulpes | |
| Greater Horseshoe Bat | Rhinolophus ferrumequinum | |
| Greater Mouse-Eared Bat | Myotis myotis | |
| Greater White-toothed Shrew | Crocidura russula | |
| Grey Long-eared Bat | Plecotus austriacus
| |
 | Grey Seal | Halichoerus grypus | |
 | Harvest Mouse | Micromys minutus | |
 | Hedgehog | Erinaceus europaeus | |
| Hoary bat | Lasiurus cinereus
| |
| Hooded Seal | Cystophora cristatus | |
 | House Mouse | Mus domesticus | |
 | Leisler's Bat | Nyctalus leisleri | |
| Lesser Horseshoe Bat | Rhinolophus hipposideros | |
| Lesser White-toothed Shrew | Crocidura suaveolens | |
 | Mink | Mustela vison | |
 | Minke Whale | Balaenoptera acutorostrata | |
 | Mole | Talpa europaea | |
 | Mountain Hare | Lepus timidus | |
 | Muntjac Deer | Muntiacus reevesi | |
| Musk Rat | Ondatra zibethica | |
 | Nathusius Pipistrelle | Pipistrellus nathusii | |
 | Natterer's Bat | Myotis nattereri | |
| Noctule Bat | Nyctalus noctula
| |
| Northern Bat | Eptesicus nilssoni
| |
| Northern Bottlenose Whale | Hyperoodon ampullatus | |
| Orkney vole | Microtus arvalis orcadensis
| |
 | Otter | Lutra lutra | |
 | Parti-coloured Bat | Vespertilio murinus | |
 | Pine Marten | Martes martes | |
 | Pipistrelle Bat | Pipistrellus pipistrellus and Pipistrellus pygmaeus | |
 | Polecat | Mustela putorius | |
| Porpoise | Phocoena phocoena | |
| Pygmy Shrew | Sorex minutus | |
 | Rabbit | Oryctolagus cuniculus | |
 | Red Deer | Cervus elephus | |
 | Red Squirrel | Sciurus vulgaris leucourus | |
| Red-necked Wallaby | Macropus rufogriseus | |
| Ringed Seal | Phoca hispida | |
 | Roe deer | Capreolus capreolus | |
 | Serotine Bat | Eptesicus serotinus | |
| Short-tailed Vole | Microtus agrestis | |
 | Sika Deer | Cervus nippon | |
 | Stoat | Mustela erminea | |
 | Water Shrew | Neomys fodiens | |
 | Water Vole | Arvicola terrestris | |
 | Weasel | Mustela nivalis | |
 | Whiskered Bat | Myotis mystacinus | |
 | Wild Boar | Sus scrofa | |
 | Wildcat | Felis sylvestris | |
 | Wood Mouse | Apodemus sylvaticus | |
| Yellow-necked mouse | Apodemus flavicollis
| |
