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.

Known for its bandit-like appearance, the polecat was once so persecuted it was on the brink of extinction in the UK. Thankfully, numbers are now increasing in rural Wales and parts of England.…

The clouded yellow is a migrant that arrives here from May onwards. Usually, only small numbers turn up, but some years see mass migrations. It prefers open habitats, particularly chalk grassland…

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.

The shy dunnock can be seen hopping about under hedges as its other name, 'hedge sparrow', suggests. It inhabits gardens, woodlands, hedgerows and parks.

A small and delicate plant of chalk grasslands, Fairy flax can be seen in bloom from May to September - look out for its nodding, white flowers.

Found around our coasts during the breeding season, the little tern is a diminutive seabird. Despite its size, it performs remarkable aerial courtship displays.

The stonechat is named for its call, which sounds just like two small stones being hit together! It can be seen on heathland and boggy habitats.