The serotine is one of the first bats to appear at night and can be seen around lamp posts chasing moths, or at treetop height. It likes to roost and hibernate in old buildings in the south of the…

The bar-tailed godwit winters in the UK in the thousands; look for it around estuaries like the Thames and Humber. In spring, the males display arresting breeding plumage, with brick-red heads,…

The lesser whitethroat is smaller than its cousin, the whitethroat, and sports dark cheek feathers that give it a 'mask'. Most likely to be heard around woodland and scrub, rather than…

The black-tailed godwit is a rare breeding bird in the UK that has suffered from dramatic declines. It can most easily be spotted around the coast in winter and at inland wetlands when on…

The Black-tailed skimmer is a narrow-bodied dragonfly that can be seen flying low over the bare gravel and mud around flooded gravel pits and reservoirs. It is on the wing from May to August.

A tall orchid of woodland and scrub, the broad-leaved helleborine has greenish, purple-tinged flowers that look a little 'drooping'. Strongly veined, oval leaves spiral around its stem…

A large hawker, the Common Hawker can be seen throughout the summer and into autumn. A fast-flying insect, it catches its prey mid-air. Look for it around ponds in the uplands of the north and…

So-named for the silvery-white appearance of its leaves, the White willow can be seen along riverbanks, around lakes and in wet woodlands. Like other willows, it produces catkins in spring.

A plant of chalk and limestone grasslands and sand dunes, Yellow-wort has butter-yellow flowers. Its distinctive leaves sit opposite each other, but are fused together around the stem.

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!

Mae llygoden bengron y dŵr dan fygythiad difrifol oherwydd colli cynefin ac ysglyfaethu gan y minc Americanaidd. Ar hyd ein dyfrffyrdd ni, mae'n edrych yn debyg i'r llygoden fawr frown,…