The common lime is a tall, broadleaf tree that is a natural hybrid between the large-leaved and small-leaved limes. It can be seen in a variety of habitats, and has been widely planted along roads…

Considered Britain's most threatened butterfly, the high brown fritillary can be only be found in a few areas of England and Wales.

The stiff, spiky and upright leaves and brown flowers of hard rush are a familiar sight of wetlands, riversides, dune slacks and marshes across England and Wales.

Europe's largest frog is not naturally found in the UK, but was introduced to Kent and has spread throughout the southeast.