This wading bird is mainly a visitor on its spring and autumn migration, though a small number nest in Scotland.

This glossy wading bird is a scarce visitor to the UK, though records have become more common in recent decades.

The candlesnuff fungus is very common. It has an erect, stick-like or forked fruiting body with a black base and white, powdery tip. It grows on dead and rotting wood.

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 tiny wren, with its typically cocked tail, is a welcome and common visitor to gardens across town and countryside. It builds its domed nests in sheltered bushes and rock crevices.

The Bechstein's bat is a very rare bat that lives in woodland and roosts in old woodpecker holes or tree crevices. Like other bats, the females form 'maternity colonies' to have…

The disc-shaped leaves and straw-coloured flower spikes of Navelwort help to identify this plant. As does its habitat - look for it growing from crevices in rocks, walls and stony areas.

Aspen is a slender poplar tree that can be spotted on heathland and in woodlands, particularly in Scotland. It displays hanging catkins in spring and its fluttering leaves turn vibrant yellow in…