Look out for this large, leafy lichen on trees in ancient woodlands in the west of the UK.

The oak marble gall wasp produces brown, marble-shaped growths, or 'galls', on oak twigs. Inside the gall, the larvae of the wasp feed on the host tissues, but cause little damage.

Living up to its name, the oak apple gall wasp produces growths, or 'galls', on oak twigs that look like little apples. Inside the gall, the larvae of the wasp feed on the host tissues,…

An inconspicuous tree for much of the year, the wild service tree comes to life in spring, when it displays pretty, white blossom, and autumn, when its maple-like leaves turn bright crimson.

This streaky brown bird is a summer visitor to Britain, favouring open woodlands in the north and west.

This moth first arrived in the UK in 2007 and has rapidly spread throughout England.

The wayfaring-tree is a small tree of hedgerows, woods, scrub and downland. It displays creamy-white flowers in spring and red berries in autumn, which ripen to black and are very poisonous.