These little critters are related to the woodlice you find in your garden and play a very important role on rocky shores.

Sea potatoes may have a funny name, but they are perfectly adapted for life in the sand. They are a type of sea urchin that live in a burrow in the sand, feeding on dead animals and plants using…

The hooded crow was thought to be the same species as the carrion crow, but they have now been separated. Less widespread than its cousin, look for it in North Scotland, Northern Ireland and the…

The wasp spider is a great mimic - looking just like a common wasp keeps it safe from predators, even though it is not dangerous itself. It can be found in southern England, but is spreading north…

The bright yellow daffodils that adorn our roadsides and parks are likely to be garden varieties. Head to a woodland or damp meadow in North or South West England, or Wales, to see a true wild…

The marsh hair moss is the largest moss in the UK. Look out for it in damp woodland and on boggy heathlands where it forms large, green and spikey 'cushions'.

These winter visitors are close relatives of the chaffinch and can often be found in the same flocks, where their white rump and nasal calls give them away.

Blink and you may miss the fantastic kingfisher! It's often seen as a flash of blue flying low over a river.

This large, fluffy-looking moth is on the wing in July and August, but you might spot a caterpillar at almost any time of year.