Mammal Identification: A quick guide: Approximate relative bulk of some UK mammals: Rat Hedgehog Weasel Stoat Polecat Squirrel Rabbit Hare Pine marten Otter Badger Fox Muntjac deer Roe deer Fallow deer Red deer Main characeristics of some mammals you may see on your journey: Relative size of a Rat: Large rodent with dull grey- Hedgehog: Unmistakable prickly mammal Weasel: Reddish-brown with a white Stoat: Sandy-brown fur with a yellowish- tin of beans: brown fur and a distinct long scaly with brown spines.When killed on road underside and a short tail. Long and thin white underside. Distinct bushy black tipped 450g size. tail. Large hairless ears. forms a circular patch. although scarcely larger than a healthy rat. tail. Squirrel sized. Main characeristics continued: Relative size of a Polecat Long sleek body with a distinct white Squirrel: Small, predomnantly Rabbit: Familiar mammal with long ears and a Brown hare: Big: significantly larger than a tin of beans: face band, white tipped ears and two-tone fur. It is grey fur with a long bushy grey white patch under their tail. Generally greyish- rabbit. Much bigger hind feet and longer ears 450g size blackish at the tips and white at the base. Overall tail. May also be shades of grey brown fur but can also be black. with black tips. Fur has an orange hue. colour is black or black and cream brown. Relative size of a Pine marten: Rare mammal with Otter: Aquatic mammal with dark brown fur and a Badger: Unique black and white stripped Fox: Reddish-brown sometimes with black tin of beans: 450g dark / chocolate brown fur and a long tapering tail. Quite large and long. face with greyish-black fur on body. markings on underside and nape. Has long legs size creamy-yellow patch on their chest and a large bushy tail usually with a white tip. and ears. Size relative to Muntjac deer: Small deer with chestnut- Roe deer: Small deer, only about the size of Fallow deer: Distinct white spotted Red deer: Largest deer in UK. Pale patch on a man of brown fur and a white rump only visible a goat, with sandy red-brown fur in summer. fur in summer with a heart shaped rump.Antlers in mature males have two forward 1.74m when the tail is raised. Males have single Females have a white patch in the shape of an white patch on their rump. Long tails branches. Coat reddish-brown in summer, greyish- spiked antlers pointing backwards. inverted heart on their rump. Males have short with black stripe. Males have broad, brown in winter.Young calves have spotted fur. branched antlers. flattened antlers..