The all-black carrion crow does not nest in colonies like the similar rook. It can be seen almost everywhere.

The ragworm is highly common on our shores, though rarely seen except by the fishermen that dig them up for bait.

As the name suggests, this beautiful brown butterfly is most common in Scotland, though it can also be seen in northern England.

Red-necked grebes occasionally attempt to nest in the UK, but they're more often seen as winter visitors to sheltered coasts.

This glossy wading bird is a scarce visitor to the UK, though records have become more common in recent decades.

This hefty diving bird is a winter visitor to the UK, where it can be seen around the coast or occasionally on large inland lakes.

This well-camouflaged woodpecker used to be a common breeding bird in Britain, but is now only likely to be seen passing through on migration.

The much-loved robin is a garden favourite and one of our most familiar birds, adorning Christmas cards every year. It is very territorial, however, and will defend its post with surprising…

In summer, the sedge warbler can be spotted singing from a reed or willow perch in wetlands across the UK. Males never sing the same song twice, adding new phrases to impress the females.