The Sessile oak is so-called because its acorns are not held on stalks like those of the familiar English oak. It can be found in woodlands mainly in the north and west of the UK.

The Alcathoe bat was 'discovered' in the UK in 2010 when it was confirmed as a separate species to the very similar whiskered and Brandt's bats. Little is known about its range and…

Known for its bandit-like appearance, the polecat was once so persecuted it was on the brink of extinction in the UK. Thankfully, numbers are now increasing in rural Wales and parts of England.…

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.

Only a few pairs of snow bunting breed here, so look out for this striking black-and-white bird in winter around Scotland, the North West and the East coast of England.

The short-eared owl, or 'Shortie', is an unusual owl because it prefers to be out and about in the daytime. It is most easily spotted in winter, when resident birds are joined by…

Found in compost heaps and under stones in gardens, the White-legged snake millipede is a common minibeast. Despite its name, it has about 100 legs. It is an important recycler of nutrients,…