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.

Brittle stars, sea urchins and other starfish will want to stay out of the way of this speedy carnivorous starfish!

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.

The secretive woodlark can be hard to spot. It nests on the ground on our southern heathlands and uses scattered trees and woodland edges for lookout posts.

Although they might not look it, sea cucumbers like this one belong to the Echinoderm group and are therefore closely related to starfish and sea urchins