Also known as the two-coloured mason bee, this beautiful bee is famous for nesting in old snail shells.

The flowers of Opposite-leaved golden saxifrage form 'trickles of gold' along riverbanks and streamsides in shady areas like wet woodlands.

This worm builds its own home out of bits of shell and sand. It can be spotted on the shore all around the UK.

Largely confined to the north of the UK, the rare pine marten is nocturnal and very hard to spot. However, it can be enticed to visit a peanut-laden birdtable.

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.

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…