A delicate, small plant of woodlands and hedgerows, wood-sorrel has distinctive, trefoil leaves and white flowers with purple veins; both fold up at night.

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

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

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 small white is a common garden visitor. It is smaller than the similar large white, and has less black on its wingtips.

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.

The colourful and delightful chaffinch is a regular garden visitor across the UK. Look out for it hopping about on the ground under birdtables and hedges.

The waxwing is a colourful winter visitor. It can often be spotted in large flocks in berry-laden bushes in towns, car parks and gardens.