Britain's largest 'diving beetle' is an impressive creature, though it's not easy to find.

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

A small fish found on rocky shores in the south and west of Britain.

Look for Water avens in damp habitats, such as riversides, wet woodlands and wet meadows. It has nodding, purple-and-orange flowers that hang on delicate, purple stems.

This dazzling dragonfly, also known as the blue-eyed hawker, is a recent arrival to Britain.

Tawny owls are the familiar brown owls of Britain’s woodlands, parks and gardens. They are known for their ‘too-wit too-woo’ song that can be heard at night-time.

Look for wood avens along hedgerows and in woodlands. Its yellow flowers appear in spring and provide nectar for insects; later, they turn to red, hooked seedheads that can easily stick to a…