This yellow-brown seaweed grows in dense masses on the mid shore of sheltered rocky shores. It is identifiable by the egg-shaped air bladders that give it its name.

The tiny, brown-and-white sand martin is a common summer visitor to the UK, nesting in colonies on rivers, lakes and flooded gravel pits. It returns to Africa in winter.

This yellow-brown seaweed grows in tufts at the very top of rocky shores. Its fronds curls at the sides, creating the channel that gives Chanelled Wrack its name.

The extensive, golden-brown reedbeds that are formed by stands of Common reed are a familiar sight in our wetlands. They provide an important home for many species, including the rare Bittern.

The chocolate-brown, plump dipper can often be seen bobbing up and down on a stone in a fast-flowing river. It feeds on underwater insects by walking straight into, and under, the water.

The Norway spruce was introduced into the UK from Scandinavia in the 16th century. It is familiar to us all as the 'original' Christmas tree and displays hanging, reddish-brown, oblong…

The true fox-sedge is a rare and threatened plant in the UK. It relies on lowland floodplain meadows and damp habitats, which are rapidly disappearing. Look for reddish-brown flowers in summer.…

The black-headed gull is actually a chocolate-brown headed gull! And for much of the year, it's head even turns white. Look out for it in large, noisy flocks on a variety of habitats.

The Carline thistle produces distinctive brown-and-golden flower heads that look like a seeded thistle. These flowers are attractive to a wide range of butterflies, including the very rare Large…

An iconic tree, particularly in the south of the UK, the Common beech stands tall and proud in woodlands and parks. It turns beautiful golden-brown in autumn, strewing the floor with its '…

The Coppery click beetle is a large, coppery-purple beetle with straw-brown wing cases. It can be found on grassland and farmland, and its larvae are known to feed on roots and damage crops.