The mountain hare lives in the Scottish Highlands and the north of England. They are renowned for turning white in winter to match their upland surroundings.

The porbeagle shark is a member of the shark family Lamnidae, making it one of the closest living relatives of the great white shark.

This large shrike visits the UK in small numbers each year, passing through on migration or spending the winter here.

The umbrella-like clusters of white, frothy flowers of cow parsley are a familiar sight along roadsides, hedgerows and woodland edges.

This snowy white moth is easily mistaken for the similar brown-tail, until it lifts its abdomen to reveal a burst of golden-yellow.

This hefty diving bird is a winter visitor to the UK, where it can be seen around the coast or occasionally on large inland lakes.

This large, fluffy-looking moth is on the wing in July and August, but you might spot a caterpillar at almost any time of year.