The grey squirrel was introduced into the UK in the 1800s. It provides an easy encounter with wildlife for many people, but can be damaging to woodlands and has contributed to the decline of the…

One of the prettiest hardy ferns, the lady fern is delicate and lacy, with ladder-like foliage. It makes a good garden fern, providing attractive cover for wildlife.

The Common harvestman is familiar to us as the large, spindly spider-like creature that frequents gardens and houses. It predates on smaller invertebrates which it catches using hooks on the ends…

This large green moth rests with its wings spread, so is sometimes mistaken for a butterfly.

The ragged-edged, purple flower heads of Greater knapweed bloom on sunny chalk grasslands and clifftops, and along woodland rides. They attract clouds of butterflies.

The blue-tailed damselfly does, indeed, have a blue tail. It is one of our most common species and frequents gardens - try digging a wildlife pond to attract dragonflies and damselflies.

The small heath is the smallest of our brown butterflies and has a fluttering flight. It favours heathlands, as its name suggests, as well as other sunny habitats.

The lilac-blue wood blewit grows in woodland and parkland. It is edible and gathering wild food can be fun, but it's best to do it with an expert - pop along to a Wildlife Trust event to try…

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.

A ferocious and fast predator, the Devil's coach horse beetle hunts invertebrates after dark in gardens and on grasslands. It is well-known for curling up its abdomen like the tail of a…