It's easy to see where the snakelocks anemone got its name when you spot its flowing tentacles. But be careful when out rockpooling, those tentacles give a nasty sting!

The common rosefinch is a rare visitor to the UK, usually passing through in autumn.

It's easy to see where the compass jellyfish got its name – its brown markings look just like a compass! They may look beautiful – but they give a nasty sting so keep your distance.

This distinctive bug is often seen basking on low-growing plants in spring and summer.

Unlike many of its relatives, this shimmering shieldbug is a predator, feasting on caterpillars and a variety of other insects.

This dazzling dragonfly can be seen darting above tree-lined ponds in certain parts of Britain.

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

The dark green, straight and spiky stems of common club-rush or 'bulrush' are a familiar wetland sight. They are ideal for weaving and were traditionally used to make baskets, seats and…