Arrowhead is an aquatic plant of shallow water and slow-moving waterways. In bloom over summer, it displays small, white flowers, but it is the arrow-shaped leaves that are most distinctive.

Famed for its tapping in the middle of the night, supposedly heralding tragedy, the Deathwatch beetle is a serious wood-boring pest. In houses, their tunnelling can cause major damage.

A non-native species originating from Asia, the harlequin ladybird is prevalent in towns and gardens.

The bonnet-shaped, violet-blue flowers of Columbine can be spotted in damp areas in woodlands and in fens. It is also an attractive and much-loved garden plant.

The magpie is a distinctive moth with striking black and yellow spots on white wings. It is a frequent garden visitor, but also likes woodland, scrub and heathland.

Piddocks are a boring bivalve. No, we don't mean dull... we mean that it bores into soft rock, creating a burrow. In fact, they're the opposite of dull - they glow in the dark!

Look for the White water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and massive, white flowers float at the water's surface.

Look for the Yellow water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and cupped, yellow flowers float at the water's surface.

Sea-buckthorn is a spiny, thicket-forming shrub of sand dunes. It's native to the east coast of England but considered an invasive species elsewhere. It is most obvious in autumn when it is…

A much-loved garden bird, the blackbird is famous for its harmonious song. In winter, our resident birds are joined by migrants from Scandinavia and the Baltics.

The Welsh poppy is a plant of damp and shady places, roadsides and hillsides. It is also a garden escapee. It flowers over summer, attracting nectar-loving insects.