The most commonly encountered ray around the British Isles, it's easy to see where the thornback ray got its name from - just check out the spines on its back!

The downy hairs that cover the pale pink flowers of Hare's-foot clover give it the look of a Hare's paw - hence the common name. Look out for this clover around the coast and on dry…

The whimbrel is very similar to the curlew, but a little smaller and with a striking face pattern. Its eerie call is a series of seven whistles; listen out for it around the coast as its passes…

The metallic-green Emerald damselfly can be seen from June to September around ponds, lakes, ditches and canals. Unlike other damselflies, it holds its wings half-open when perched.

Mackerel are a sign of summer's arrival, when they appear inshore in huge numbers all around the UK. As well as being a sustainable seafood choice, they are an important food source for many…

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…

A regular in gardens, hunting around compost heaps and under stones, the brown centipede is a common minibeast. Despite its name, it has 15 pairs of legs - one on each segment of its body.

So-named because its gnarled trunk can split as it grows, the Crack willow can be seen along riverbanks, around lakes and in wet woodlands. Like other willows, it produces catkins in spring.

The large eyed ladybird is unmistakeable: it is our only ladybird with yellow rings around its black spots. Ladybirds are beneficial insects, managing garden pests - encourage them by putting up a…

The streamlined red-breasted merganser is a handsome bird and a great fisher - its long, serrated bill helps it to catch and hold its slippery fish prey. It is most commonly spotted around the…