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.

A tussocky sedge, Greater pond sedge has stout, upright flower spikes, strap-like leaves and triangular stems. It prefers lowland wetland habitats on heavy soils.

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 porbeagle shark is a member of the shark family Lamnidae, making it one of the closest living relatives of the great white shark.

This bumpy shell lives up to its name and lives partly buried in the seabed along the west coast of Great Britain.