Despite its name, the great spider crab is actually smaller than the more common European spider crab.

Look out for the black guillemot all year-round at scattered coastal sites in Scotland, England, Wales and the Isle of Man. It tends not to travel far between seasons, breeding and wintering in…

Despite its name, Ground-ivy is actually a member of the dead-nettle family. It is a clump-forming, aromatic plant that likes woodlands, hedgerows and damp places.

One of the most eye-catching sights on the rocky shore, this mind-boggling species resembling a collection of beautiful pressed flowers is actually a colony of individual animals!

The bearded tit is an unmistakable cinnamon-coloured bird of reedbeds in the south, east and north-west of England. Males actually sport a black 'moustache', rather than a beard!

Bladder campion is so-called for the bladder-like bulge that sites just behind the five-petalled flower - this is actually the fused sepals. Look for it on grasslands, farmland and along hedgerows…

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.

A true wildlife 'hotel', Honeysuckle is a climbing plant that caters for all kinds of wildlife: it provides nectar for insects, prey for bats, nest sites for birds and food for small…

The black-headed gull is actually a chocolate-brown headed gull! And for much of the year, it's head even turns white. Look out for it in large, noisy flocks on a variety of habitats.

Buddleia is a familiar shrub, well-known for its attractiveness to butterflies. It is actually an introduced species, however, that has become naturalised on waste ground, railway cuttings and in…

In spring and summer, look out for 'cuckoo-spit' - the frothy mass of bubbles that appears on plant stems everywhere. This is actually the protective covering for the nymphs of the tiny…