As the only crow with a red bill and red legs, the all-black chough is easy to identify. But it's harder to spot: there are only small, coastal populations in Scotland, Ireland, Wales,…

As it names suggests, the common crossbill has a large bill that is crossed at the tip - perfect for picking the seeds out of pine cones. Look for it in conifer woodlands, mainly in the north and…

Look out for the black guillemot all year-round at scattered coastal sites in Scotland, England, Wales and the Isle of Man. It tends not to travel far between seasons, breeding and wintering in…

Parsley fern lives up to its name - the pale green fronds form in clusters among rocks and look just like parsley. Look out for it in upland areas, particularly in Wales and Cumbria.

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.

At nearly 7 cm long (including the female's long ovipositor), the Great green bush-cricket certainly lives up to its name! It can be found in grassland, scrub and woodland rides in Southern…

Despite its name, the marsh tit actually lives in woodland and parks in England and Wales. It is very similar to the willow tit, but has a glossier black cap and a 'pitchoo' call that…

The Atlantic salmon spends most of its life at sea, but makes an epic journey back to the river or stream in which it hatched to spawn. Look out for it in freshwater rivers in the north and west…