A bright red beetle, with black legs and knobbly antennae, the red-headed cardinal beetle lives up to its name. Look for it in woodland, along hedgerows and in parks and gardens over summer.

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.

The tiny, brown-and-white sand martin is a common summer visitor to the UK, nesting in colonies on rivers, lakes and flooded gravel pits. It returns to Africa in winter.