This small finch nests on moorlands and coastal crofts, spending the winter on the coast. The UK population has declined dramatically.

One of the few moths that fly in winter, often seen in car headlights.

Largely confined to the north of the UK, the rare pine marten is nocturnal and very hard to spot. Reintroductions are helping it make a comeback.

As its name suggests, the house martin can be spotted nesting in the eaves of houses in our towns and villages. Its intricate mud nests take days to build and are often returned to and used in…