Native oysters are a staple of our seas and our plates - but our love of their taste has lead to a sharp decline all around the UK.

The mistle thrush likely got its name from its love of mistletoe - it will defend a berry-laden tree with extreme ferocity! It is larger and paler than the similar song thrush, standing upright…

The sinuous otter is an excellent swimmer and can be seen hunting in wetlands, rivers and along the coast - try the west coast of Scotland, West Wales, the West Country or East Anglia for the best…

This streaky brown bird is a summer visitor to Britain, favouring open woodlands in the north and west.

A medium-sized diving duck, the goldeneye can mainly be spotted in winter when birds fly in from Northern Europe. Conservation efforts have helped small numbers of these birds to nest in Scotland…

A much-loved garden bird, the blackbird is famous for its harmonious song. In winter, our resident birds are joined by migrants from Scandinavia and the Baltics.

A summer visitor to the UK, the red-tailed redstart is a robin-sized bird that can be spotted in woodlands, parks and hedgerows, mainly in the north and west of the UK.

A small fish found on rocky shores in the south and west of Britain.

One of our most iconic waterbirds, the mute swan is famed for its grace and beauty. It is also considered to be a romantic of the bird world because partners form a perfect love heart with their…