The heath bumblebee is not only found on heathland, but also in gardens and parks. It nests in small colonies of less than 100 workers in all kinds of spots, such as old birds' nests, mossy…

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…

Once a rare visitor to the UK, this striking gull is now found nesting here in large colonies.

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

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

Rare summer visitors, honey buzzards breed in open woodland where they feed on the nests and larvae of bees and wasps.

This elegant tern is named for the rosy flush to its summer plumage. With just one regular nesting colony, it is the rarest breeding seabird in the UK.

A pretty, little gull, the kittiwake can be spotted nesting in colonies on clifftops and rock ledges around the UK's coast. It spends the winter out at sea.

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.