The hawfinch is the UK's largest finch, with an enormous bill powerful enough to crush a cherry stone. Despite their size, they are typically elusive, especially during the summer nesting…

A fierce pirate of the sea, the great skua is renowned for stealing fish from other seabirds and dive-bombing anyone that comes near its nests. It breeds on the Scottish Isles.

The harvest mouse is tiny - an adult can weigh as little as a 2p piece! It prefers habitats with long grass, but you are most likely to spot its round, woven-grass nests.

Named for its three bull-like horns, the minotaur beetle is a large dung beetle found on grassland and heathland. Adults drag dung back to their nests for their larvae to feed on.

Living up to its name, the white-tailed bumblebee is black-and-yellow bee with a bright white 'tail'. A social bumble bee, it can be found nesting in gardens and woods, and on farmland…

These distinctive beetles are often found around dead birds and small mammals.

A pretty and distinctive little waterbird, the mandarin duck was introduced from the Far East as its name suggests. Oddly for a duck, it nests in trees, sometimes high above the water.

The razorbill has a characteristically thick, black bill, with a white stripe across it. It nests with other seabirds, such as guillemots, but prefers the lower ledges and rocky bottoms of cliffs…