An uncommon tree of wet woodlands, riverbanks and heathlands, alder buckthorn displays pale green flowers in spring, and red berries that turn purple in autumn.

This striking black-and-white moth flies during the day in open woodlands, moorlands, and bogs. It's most common on Scottish moors.

This large anemone is found on rocky shores around the UK and is so called because its green spots and red body means it looks like a strawberry!

Look for the wood warbler singing from the canopy of oak woodlands in the north and west of the UK. Green above, it has a distinctive, bright yellow throat and eyestripe.

Sometimes called 'Marsh samphire', wild common glasswort is often gathered and eaten. It grows on saltmarshes and beaches, sometimes forming big, green, fleshy carpets.

This bog-loving butterfly is mostly found in the north of the UK, where it takes to the wing in summer.

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!