The stoat is a small mustelid, related to the weasel and otter. It has an orange body, black-tipped tail and distinctive bounding gait. Spot it on grassland, heaths and in woodlands across the UK…

The petals of the rare Lizard orchid's flowers form the head, legs and long tail of a lizard. They are greenish, with light pink spots and stripes, and smell strongly of goats! Spot this tall…

The small, yellow flowers and woolly appearance of kidney vetch make this plant easy to spot. Look for it growing low to the ground on sand dunes, chalk grasslands and cliffs in summer.

Known in America as the 'Eared Grebe' because of its golden ear tufts, the black-necked grebe is a rare nesting bird in the UK. It is easiest to spot around southern coasts in winter.…

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.

The distinctive spiky, or 'bearded', green flower heads of wall barley appear from June to July and are easy to spot in an urban environment as they push their way up through pavements…

Plaice is a common sight all around our coasts - if you can spot it! They are extremely well camouflaged against the seabed and can even change colour to better match their surroundings.

Look out for a common lizard basking in the warm sun as you wander around heathlands, moorlands and grasslands. You might even be lucky enough to spot one in your garden, too!

As the only crow with a red bill and red legs, the all-black chough is easy to identify. But it's harder to spot: there are only small, coastal populations in Scotland, Ireland, Wales,…

Hazel dormice are hard to spot – not only do they only come out at night, but they are also only found in very few places in the UK. Dormice spend a lot of their time hibernating – and are known…

It's easy to see where the snakelocks anemone got its name when you spot its flowing tentacles. But be careful when out rockpooling, those tentacles give a nasty sting!

The stone loach is notoriously hard to spot - not only is it mostly nocturnal, it is also well camouflaged and can partially bury itself in the riverbed. It uses its whisker-like barbels to find…