Bloody crane's-bill has striking magenta flowers that pepper our rare limestone pavements, grasslands and sand dunes with summer colour. It is a favourite of all kinds of insects, including…

The last thing you’d expect this extraordinary creature to be is a fish!

This strange furry creature often found washed ashore after storms is actually a kind of worm!

This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

The UK is home to so many incredible sea slugs, like this elegant nudibranch.

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

Despite its dazzling colouration, this fabulous nudibranch can be easily missed, due to its small size!

This colonial creature looks like an old-fashioned quill - that's where the name sea pen comes from.

This brilliant red and white sea slug would make the perfect nudibranch for a Christmas card image or perhaps a football team mascot!

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.

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…