A pretty and distinctive little waterbird, the mandarin duck was introduced from the Far East as its name suggests. Oddly for a duck, it nests in trees, sometimes high above the water.

The small blue's name is a little misleading: it is our smallest butterfly, but only shows a dusting of blue on brown wings. It is scarce, occurring on chalk grassland, mostly in southern…

Despite its name, the common gull is not as common as some of our other gulls. It can be spotted breeding at the coast, but is also partial to sports fields, landfill sites and housing estates in…

The defensive mechanism of the pill woodlouse is very recognisable - it curls itself into a tight ball, only showing its plated armour to its attacker. It is an important recycler of nutrients,…

The brown, oval flower heads of ribwort plantain balance on top of thin, wiry stems; the resulting seed heads provide food for birds in winter. Look for this 'weed' in lawns, fields and…

The UK's smallest whale, the minke whale, is notoriously inquisitive around boats and is even known to breach clear of the water. Beware though - their fragrant breath has given them the…

The harvest mouse is tiny - an adult can weigh as little as a 2p piece! It prefers habitats with long grass, but you are most likely to spot its round, woven-grass nests.

Our most well-known amphibian, the common frog is a regular visitor to garden ponds across the country, where they feast on slugs and snails. In winter, they hibernate in pond mud or under log…

Like many of our farmland birds, the yellowhammer has declined in number in recent years. Spot this bright yellow bird singing from the top of a bush or fence, or in a mixed-species flock in…

The red-throated diver lives up to its name - the distinctive red patch on its throat heralds the breeding season. In summer, it nests in Scotland, but look out for it around the UK's coast…

Chinese water deer are easily distinguished from other deer by their strange teddy bear like appearance and the huge canine tusks displayed by the stags.

These gruesome sounding creatures are actually a type of coral! They get their name as they branch out into lobes as they grow - making them look like fingers on a hand.