Orca, sometimes known as ‘killer whales’, are unmistakable with their black and white markings. Although we do have a small group of orca who live in British waters, you would be lucky to see them…

The brent goose flies to the UK for the milder winter. Two populations arrive: those with dark bellies can be found around Eastern England; while those with pale bellies can be found in the North…

The chocolate-brown, plump dipper can often be seen bobbing up and down on a stone in a fast-flowing river. It feeds on underwater insects by walking straight into, and under, the water.

This dazzling dragonfly, also known as the blue-eyed hawker, is a recent arrival to Britain.

Famously predatory, the long, slender pike will lurk among the vegetation of a river or lake, bursting out with ferocious speed to catch its prey. Look out for it across the UK.

The little grebe is a fantastic diver, but to help it swim underwater, its feet are placed towards the back of its body, making it rather clumsy on land. It only really comes ashore to breed.

The greylag goose can be easily spotted around parks, gravel pits and river valleys, but these populations tend to be semi-tame, having been reintroduced. Truly wild populations can be found in…