Eel
The eel is famous for both its slippery nature and its mammoth migration from its freshwater home to the Sargasso Sea where it breeds. It has suffered dramatic declines and is a protected species…
Chwilio
Speckled wood butterfly - Vicky Nall
Chwilio
Great crested newt
With its prominent, wavy crest, the great crested newt, also known as the 'warty newt', looks like a mini dinosaur! This protected species favours clean ponds during the breeding season…
Hooded crow
The hooded crow was thought to be the same species as the carrion crow, but they have now been separated. Less widespread than its cousin, look for it in North Scotland, Northern Ireland and the…
Holm oak
The holm oak is an introduced species that has been widely planted near the coast and in parkland. It is self-seeding in the south of the UK. Its young leaves are spiny like holly leaves, and it…
Patchwork leaf-cutter bee
The appearance of semi-circular holes in the leaves of your garden plants is a sure sign that the patchwork leaf-cutter bee has been at work. It is one of a number of leaf-cutter bee species…
Alcathoe bat
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…
Sea-buckthorn
Sea-buckthorn is a spiny, thicket-forming shrub of sand dunes. It's native to the east coast of England but considered an invasive species elsewhere. It is most obvious in autumn when it is…
The Great British Snake Off
Snakes are often thought of as exotic creatures to be admired (or avoided) on holidays in hotter countries, but Britain is home to three native species of snake.
Managing ash dieback on NWWT nature reserves
Ash dieback has spread rapidly through the Welsh countryside and has now affected all of North Wales Wildlife Trust's nature reserves with ash trees present.
Common prawn
The common prawn is a familiar sight to anyone who has spent time exploring rockpools - particularly their characteristic quick dart into the darkness just as you spot them!
Cors Goch Nature Reserve
While away the hours exploring this spectacular patchwork of habitats, each with its own unique character and array of wildlife.
Japanese knotweed
Introduced from Japan in the 19th century, Japanese knotweed is now an invasive non-native plant of many riverbanks, waste grounds and roadside verges, where it prevents native species from…