The cormorant is an excellent fisher. It is most easily spotted when it is perched, stretching its wings out in the sun to dry after a dive. The UK holds internationally important wintering…

The green hairstreak is the UK's only green butterfly. Look out for the vibrant, metallic sheen of the undersides of its wings on grassland and moorland, and along woodland rides.

The attractive roe deer is native to the UK and widespread across woodland, farmland, grassland and heathland habitats. Look for its distinctive pale rump and short antlers.

Although introduced by humans, the fallow deer has been here so long that it is considered naturalised. Look out for groups of white-spotted deer in woodland glades.

The pearl-bordered fritillary is a striking orange-and-black butterfly of sunny woodland rides and clearings. It gets its name from the row of 'pearls' on the underside of its hindwings…

Often found carpeting damp grassland and woodland clearings, the blue flower spikes of bugle are very recognisable. A short, creeping plant, it spreads using runners.

Common sorrel is a common plant of grasslands, woodland edges, roadside verges and gardens. It is also known as 'sour ducks' because its leaves taste tart.

Often found basking on tall grasses, or buzzing between stems, the small skipper is a small, orange butterfly. It prefers rough grassland, verges and woodland edges.

One of the joys of a spring day is watching a fluttering, lemon-yellow brimstone alight on a flower - an early sign that the seasons are changing. It is commonly spotted in gardens, woodland and…

A scrambling plant, Bush vetch has lilac-blue flowers. It is a member of the pea family and can be seen along woodland edges and roadside verges, and on scrubland and grassland.