The muntjac deer was introduced into the UK from China in the 20th century. It has gained a stronghold in southeast England, where it can cause damage to our woods through browsing.

The grey squirrel was introduced into the UK in the 1800s. It provides an easy encounter with wildlife for many people, but can be damaging to woodlands and has contributed to the decline of the…

One of the prettiest hardy ferns, the lady fern is delicate and lacy, with ladder-like foliage. It makes a good garden fern, providing attractive cover for wildlife.

The blue-tailed damselfly does, indeed, have a blue tail. It is one of our most common species and frequents gardens - try digging a wildlife pond to attract dragonflies and damselflies.

The mountain hare lives in the Scottish Highlands and the north of England. They are renowned for turning white in winter to match their upland surroundings.

The bird cherry can be found in wet woodlands and along streams in upland areas, in particular. Its fragrant blossom appears in April and is followed by bitter, black fruits - good for wildlife,…

The Azure damselfly is a pale blue, small damselfly that is commonly found around most waterbodies from May to September. Try digging a wildlife pond in your garden to attract damselflies and…

The Scots pine is the native pine of Scotland and once stood in huge forests. It suffered large declines, however, as it was felled for timber and fuel. Today, it is making a comeback - good news…

This striking duck was introduced to the UK and is now established as a breeding bird in England.

The common sandpiper breeds along rivers, and by lakes, reservoirs and lochs in upland Scotland, Northern England and Wales. It can be spotted as a passage migrant at many inland wetlands across…

Bottlenose dolphins in British waters are the biggest of their kind – they need to be able to cope with our chilly waters! They are very sociable and will happily swim alongside boats, providing…