Did you know that there are coral reefs in the UK? UK seas are home to some amazing cold-water corals that form reefs on the seabed over 400m deep.

A member of the buttercup family, Common water-crowfoot displays white, buttercup-like flowers with yellow centres. It can form mats in ponds, ditches and streams during spring and summer.

Look out for the white, umbrella-like flower heads of lesser water-parsnip along the shallow margins of ditches, ponds, lakes and rivers. When crushed, it does, indeed, smell like parsnip!

The gadwall is a dabbling duck, feeding at the surface of shallow water by 'upending' - putting its head down and its bottom up! Only a small number of gadwall nest in the UK, but large…

This unmistakable moth spends the winter as an adult, tucked away in a sheltered spot like a cave or outbuilding.

This huge gull can be seen around most of the UK's coasts in summer, with some venturing inland in winter.

This colourful fly can be found on flowers in wooded areas.

This elegant wading bird is a rare visitor to the UK, though occasionally one or two of pairs will nest here.

One of the earliest moths to emerge each year, spending the winter as a pupa and flying from March to May.

This well-camouflaged wader is a winter visitor to the UK, where it can be seen feeding on wetlands with a distinctive bobbing motion.

The Alcathoe bat was 'discovered' in the UK in 2010 when it was confirmed as a separate species to the very similar whiskered and Brandt's bats. Little is known about its range and…

This large shrike visits the UK in small numbers each year, passing through on migration or spending the winter here.