Once a rare visitor to the UK, this striking gull is now found nesting here in large colonies.

This beautiful butterfly is one of our rarest, now mostly restricted to the western parts of the UK.

This small, white heron is an increasingly common sight in parts of the UK as it spreads north from continental Europe.

The classic fairy tale toadstool, this red and white fungus is often found beneath birch trees in autumn.

Ever noticed lots of little white spirals on seaweed fronds on rocky shores? These are tiny tube worms!

This large starfish looks just like the sun, with 10-12 arms spreading outwards like rays.

This large round urchin is sometimes found in rockpools, recognisable by its pink spiky shell (known as a test).

These large rocky shore fish look like they belong in deeper waters, but they are the find of the day for any rockpooler!

The mountain hare lives in the Scottish Highlands and the north of England. They are renowned for turning white in winter to match their upland surroundings.