The rare heath fritillary was on the brink of extinction in the 1970s, but conservation action turned its fortunes around. It is still confined to a small number of sites in the south of England,…

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

A key species in the story of conservation, the avocet represents an amazing recovery of a bird once extinct in the UK. This pied bird, with its distinctive upturned bill, can now be seen on…

Look for Water avens in damp habitats, such as riversides, wet woodlands and wet meadows. It has nodding, purple-and-orange flowers that hang on delicate, purple stems.

Look for wood avens along hedgerows and in woodlands. Its yellow flowers appear in spring and provide nectar for insects; later, they turn to red, hooked seedheads that can easily stick to a…

The enigmatic golden eagle disappeared from England and Wales in the 19th century due to severe persecution. Scottish birds suffered from the use of pesticides in the 20th century. Luckily, golden…