Famed for its super-fast fishing dives into the sea, the northern gannet (or gannet) is a distinctive white bird with a yellow head and black wingtips. It nests in large, noisy, smelly colonies on…

The giant house spider is one of our fastest invertebrates, running up to half a metre per second. This large, brown spider spins sheet-like cobwebs and pops up in the dark corners of houses,…

The St Mark's fly is small, black and shiny. It is so-called because it emerges around St Mark's Day, April 25th. Large numbers of adults can be found in woodland edges, hedgerows,…

The large, plump woodpigeon is a familiar sight in our gardens and parks, but can also be found on farmland and in woodlands almost everywhere. You may hear its cooing call before you see the bird…

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,…

Turn over large stones or paving slabs in the garden and you are likely to find a Red ant colony. This medium-sized ant can deliver a painful sting, so be careful! In summer, winged adults swarm…

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…

As the only crow with a red bill and red legs, the all-black chough is easy to identify. But it's harder to spot: there are only small, coastal populations in Scotland, Ireland, Wales,…

This long-lived bivalve can be found buried in the sand on the south and west coasts of the UK.

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.

A very rare species, this moth is now limited to one site in the UK. Males can be a striking reddish buff in colour.

As its name suggests, the Melancholy thistle was once used to treat 'melancholia' (depression). Today, it can be found in upland hay meadows showing off its single, purple, thistle-like…