Mammals

Common or Hazel Dormouse, Muscardinus avellanarius

Public urged to help endangered dormice as winter approaches

Four day old domestic pigs outdoors, with black spots on pink skin

Native British pig breeds and how to recognise them

Red squirrel in autumn

Red squirrels move further into the Highlands thanks to reintroduction project

Brown bear

Meet ancient British species – bears, wolves, lynxes and wolverines in Bristol

Pine marten in woodlands

Pine martens reintroduced to Forest of Dean

red squirrel on log

Red squirrel guide: how to identify and best places to see in Britain

Badger in bluebells

Badger cull could be counterproductive, new study reveals

Butterfly on branch

State of Nature 2019: report findings, plus what can we do to help wildlife?

Sheepdog trial

Countryfile TV Show

Guide to One Man and His Dog: history of British sheepdog trials and the rules

Dog with treat

How to keep your pets safe and calm on Bonfire Night

Red squirrel

Britain’s most endangered animal species

Mink

Mink guide: how to identify, where to see and species facts

Deer rutting in Richmond Park, London

Best places in the UK to see the autumn deer rut

A hedgehog in the garden

Hedgehog highways to protect endangered species

Deer in the road (Photo by: Ophir Michaeli via Getty Images)

Wildlife charity calls for volunteers to help record mammal sightings