Bog-myrtle, also known as sweet gale, is a small shrub that is native to wet heaths and bogs across the Northern Hemisphere.

Look for the small, pink, pea-shaped flowers of Common restharrow on chalk and limestone grasslands, and in coastal areas, during summer.

Enchanter's nightshade is a hairy plant, with rounded leaves that taper to a fine tip, and clusters of small, pinky-white flowers in summer.

A small colourful sea slug that can be found grazing on sea mats on the rocky shore and beyond the low water mark.

Herb-robert is a low-growing plant, with small, pretty, pink flowers. Look for it in shady spots in woodland, hedgerows and coastal areas.

Considered Britain's most threatened butterfly, the high brown fritillary can be only be found in a few areas of England and Wales.

This dainty white butterfly is now only found in a few parts of Britain, where it flutters slowly through woodland clearings.