The common octopus is a highly intelligent, active predator. It even has a secret weapon - special glands produce a venom that it uses to incapacitate its prey!

Small-spotted catsharks used to be called lesser-spotted dogfish - which might be what you know them best as. It's the same shark, just a different name!

Often found carpeting damp grassland and woodland clearings, the blue flower spikes of bugle are very recognisable. A short, creeping plant, it spreads using runners.

A familiar 'weed' of gardens, roadsides, meadows and parks, red clover has trefoil leaves and red, rounded flower heads. It is often used as fodder for livestock.

Living up to its name, the shoveler has a large and distinctive shovel-like bill which it uses to feed at the surface of the water. It breeds in small numbers in the UK, but is widespread in…

Familiar as the bristly plant that easily hooks on to our clothing as we walk through the countryside or do the gardening, cleavers uses its hooks to help it climb and to disperse its seeds.

The common osier is a small willow tree that is found in fens and ditches, and on riverbanks. It has been widely cultivated and coppiced for its twigs, which are used in traditional basket-making…

The dark green, straight and spiky stems of common club-rush or 'bulrush' are a familiar wetland sight. They are ideal for weaving and were traditionally used to make baskets, seats and…

The common harvestman is familiar to us as the large, spindly spider-like creature that frequents gardens and houses. It predates on smaller invertebrates which it catches using hooks on the ends…