A scarce and declining bird, the tree sparrow can be spotted on farmland and in woodlands; it is not an urban bird in the UK. It has a brown cap and black cheek-spots, unlike the similar house…

The nodding, blue bells of the harebell are a summer delight of grasslands, sand dunes, hedgerows and cliffs. They are attractive to all kinds of insects, too.

The collared dove is a pretty little pigeon that is a regular sight in our gardens, woodlands and parks. Listen out for its familiar cooing call, which you may hear before you see the bird itself…

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 green hairstreak is the UK's only green butterfly. Look out for the vibrant, metallic sheen of the undersides of its wings on grassland and moorland, and along woodland rides.

Their long narrow shells are a common sight on our shores, especially after storms, but the animals themselves live buried in the sand.

The courtship of the marsh harrier is certainly a sight to behold - wheeling and tumbling through the sky, male and female partners lock talons in mid-air. Look out for this rare bird over…