The bird cherry can be found in wet woodlands and along streams in upland areas, in particular. Its fragrant blossom appears in April and is followed by bitter, black fruits - good for wildlife,…

Due to the devastating effects of Dutch elm disease in the 20th century, wych elm is rarely found as a large tree, but is more common as a shrub along hedgerows and streams, and in upland areas.…

Parsley fern lives up to its name - the pale green fronds form in clusters among rocks and look just like parsley. Look out for it in upland areas, particularly in Wales and Cumbria.

With a torpedo-shaped body and long, narrow wings, the privet hawk-moth is a striking garden visitor. But the caterpillars really stand out: lime-green, with purple streaks and a black hook at the…

This sponge is found on rocky shores around the UK and looks like a thick bready crust (if you use your imagination a bit!).

Found along the coast all year-round, the dunlin is a small sandpiper that breeds and winters in the UK. It can be seen in its upland breeding grounds in summer, when it turns brick-red above and…

This huge gull can be seen around most of the UK's coasts in summer, with some venturing inland in winter.

This dashing diving duck is a winter visitor to the UK's seas, coastal lakes and occasionally inland water bodies.