This dashing diving duck is a winter visitor to the UK's seas, coastal lakes and occasionally inland water bodies.

This sponge is found on rocky shores around the UK and looks like a thick bready crust (if you use your imagination a bit!).

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

This brown seaweed lives in the mid shore and looks a bit like bubble wrap with the distinctive air bladders that give it its name.

Although they might not look it, sea cucumbers like this one belong to the Echinoderm group and are therefore closely related to starfish and sea urchins

Looking a bit like a ragged version of a dandelion, mouse-ear hawkweed has lemon-yellow flower heads that are tinged with red at their outer edges. It likes grassy places with short turf and…

The red-tinged, flower clusters of Wild angelica smell just like the garden variety, which is used in making cake decorations. Wild angelica likes damp places, such as wet meadows and wet…

This common hoverfly is often seen visiting flowers. It's named for its stripy thorax, which looks a bit like a football shirt.

Fir clubmoss is a primitive plant found in rocky, moorland and mountain habitats. The stems of this tufted, upright fern look like tiny conifers.