This colonial creature looks like an old-fashioned quill - that's where the name sea pen comes from.

The willow tit lives in wet woodland and willow carr in England, Wales and southern Scotland. It is very similar to the marsh tit, but has a distinctive pale panel on its wings.

You've probably spotted this long-legged spider hiding in the corner of a house or building.

This small duck is an uncommon winter visitor to the UK, where they're usually found on lakes, reservoirs and gravel pits.

A handsome gamebird, the pheasant is an introduced species that has settled here with little problem. It can be spotted in its farmland and woodland habitats, although you'll probably hear…

Rare summer visitors, honey buzzards breed in open woodland where they feed on the nests and larvae of bees and wasps.

The raven is famous for being the imposing, all-black bird that guards the Tower of London. Wild birds live in forests, and upland and coastal areas in the north and west of the UK.

Their empty, delicate pink or yellow shells can often be found washed up on beaches, but the animals themselves live buried in the sand all around the coasts of the UK.

The fly-shaped flowers of this fascinating plant are attractive to insects - but not the ones you might expect!

This fascinating cup fungus is a lovely thing to stumble upon -should you be lucky enough!

The whooper swan is a very rare breeding bird in the UK, but has much larger populations that spend winter here after a long journey from Iceland. It has more yellow on its yellow-and-black bill…

The lightbulb sea squirt is common around much of the UK. Its easy to see where its name came from!