Large scale drainage in the UK has seen a massive reduction in the range of this sensitive aquatic plant which now only occurs in around 50 sites in England.

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…

The willow tit lives in wet woodland and willow carr in England, Wales and southern Scotland. It is very similar to the marsh tit, but has a distinctive pale panel on its wings.

The rare heath fritillary was on the brink of extinction in the 1970s, but conservation action turned its fortunes around. It is still confined to a small number of sites in the south of England,…

Sea-buckthorn is a spiny, thicket-forming shrub of sand dunes. It's native to the east coast of England but considered an invasive species elsewhere. It is most obvious in autumn when it is…

The Common darter is a red, narrow-bodied dragonfly that can be seen throughout summer and autumn. It is hovers around all kinds of waterbodies, darting out to surprise its prey.

A familiar garden bird, the great tit can be seen around bird tables and feeders, as well as in woodlands and parks. Listen out for its shrill song that sounds just like a bicycle pump being used…

Known in America as the 'Eared Grebe' because of its golden ear tufts, the black-necked grebe is a rare nesting bird in the UK. It is easiest to spot around southern coasts in winter.…

Cushions of clover-like, pink Thrift are a familiar sight of cliffs, shingle beaches and sand dunes around the UK. Also known as 'Cliff Clover', it makes a good garden plant.