This hefty diving bird is a winter visitor to the UK, where it can be seen around the coast or occasionally on large inland lakes.

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

As its name suggests, the common crossbill has a large bill that is crossed at the tip - perfect for picking the seeds out of pine cones. Look for it in conifer woodlands, mainly in the north and…

The sweet chestnut is famous for its shiny brown fruits, or 'chestnuts', that are wrapped in a spiky, green casing and make a tasty winter treat. Look for this tree in woodlands in south…

This dainty white butterfly is now only found in a few parts of Britain, where it flutters slowly through woodland clearings.

Masters of disguise, this species exhibits one of the best examples of camouflage you will find on the seashore!

If you’ve ever been rockpooling, you’ve probably seen a limpet or two! Their cone-shaped shells clamp onto rocks until the tide comes in, at which point they become active. Limpets move around…

This stocky wader is mostly a winter visitor to the UK, where it can be found on rocky, seaweed-covered coasts, often with groups of turnstones.

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.