A summer visitor, the willow warbler can be seen in woodland, parks and gardens across the UK. It arrives here in April and leaves for southern Africa in September.

This unmistakeable moth, famous for its skull-shaped marking, is a rare visitor to the UK.

The Common clubtail is on the wing in spring and summer. It is an elusive dragonfly that is easiest to see when it first emerges. It can be found along rivers in Southern England and Wales.

This seagrass species is a kind of flowering plant that lives beneath the sea, providing an important habitat for many rare and wonderful species.

Despite its name, the large blue is a fairly small butterfly, but the largest of our blues. It was declared extinct in 1979, but reintroduced in the 1980s and now survives in southern England.

The hooded crow was thought to be the same species as the carrion crow, but they have now been separated. Less widespread than its cousin, look for it in North Scotland, Northern Ireland and the…

The exotic and beautiful swallowtail is the UK's largest butterfly. A strong flier, residents can be spotted over wetlands in Norfolk during summer. Migrants occasionally appear in southern…

A scarce tree of central and southern England, in particular, the Small-leaved Lime can be found in ancient woodland. It is has sweet-smelling flowers in summer and nut-like fruits in autumn.

Standing proud and tall, the red deer is our largest deer. With its massive antlers, it is an unmistakeable icon of the Scottish Highlands, but can be seen in northwest and southern England, too…

The small blue's name is a little misleading: it is our smallest butterfly, but only shows a dusting of blue on brown wings. It is scarce, occurring on chalk grassland, mostly in southern…

The willow tit lives in wet woodland and willow carr in England, Wales and southern Scotland. It is very similar to the marsh tit, but has a distinctive pale panel on its wings.