The greylag goose can be easily spotted around parks, gravel pits and river valleys, but these populations tend to be semi-tame, having been reintroduced. Truly wild populations can be found in…

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.

The lightbulb sea squirt is common around much of the UK. Its easy to see where its name came from!

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 small, brown Dartford warbler is most easily spotted when warbling its scratchy song from the top of a gorse stem. It lives on lowland heathland in the south of England, where it nests on the…

The teal is a pretty, little dabbling duck, which can be easily spotted in winter on reservoirs, gravel pits, and flooded meadows. Watching flocks of this bird wheel through a winter sky is a true…

Look for the deep magenta, star-shaped flowers of Marsh cinquefoil in marshes, bogs, fens and wetlands in the north, west and east of the UK.

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

The small white is a common garden visitor. It is smaller than the similar large white, and has less black on its wingtips.

The great diving beetle is a large and voracious predator of ponds and slow-moving waterways. Blackish-green in colour, it can be spotted coming to the surface to replenish the air supply it…

Meadow buttercup is a tall and stately buttercup, with buttery-yellow flowers that pepper meadows, pastures, gardens and parks with little drops of sunshine.

The flowers of Opposite-leaved golden saxifrage form 'trickles of gold' along riverbanks and streamsides in shady areas like wet woodlands.