This dashing diving duck is a winter visitor to the UK's seas, coastal lakes and occasionally inland water bodies.

A fierce predator of small fish and flying insects, the brown trout is widespread in our freshwater rivers. It is has a golden body, flanked with pale-ringed, dark spots.

The extensive, golden-brown reedbeds that are formed by stands of Common reed are a familiar sight in our wetlands. They provide an important home for many species, including the rare Bittern.

A scarce tree of England and Wales, the Large-leaved lime is the rarest of our native limes. It is tall and broad, and can be found in forests and parks, where it is frequently planted.

Sand sedge is an important feature of our coastal sand dunes, helping to stabilise the dunes, which allows them to grow up and become colonised by other species.

Despite its name, the large blue is a fairly small butterfly, but the largest of our blues. It was declared extinct in 1979, but reintroduced in the 1980s and now survives in southern England.

The song of the skylark has been the subject of many great musical and literary works. A quintessential feature of our farmland and grasslands habitats, it is declining rapidly with habitat loss…

One of the earliest moths to emerge each year, spending the winter as a pupa and flying from March to May.

This large shrike visits the UK in small numbers each year, passing through on migration or spending the winter here.

This distinctive lark is a passage migrant and winter visitor to the UK, most often found along the east coast of Britain.