The wigeon is a colourful duck that can often be spotted wheeling round our winter skies in large flocks. A dabbling duck, it surface-feeds on plants and seeds in shallow waters.

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.

The river lamprey is a primitive, jawless fish, with a round, sucker-mouth which it uses to attach to other fish to feed from them. Adults live in the sea and return to freshwater to spawn.

Horsehair worms are parasitic worms of the clade Nematoida alongside their sister taxa Nematoda, the roundworms. The most famous trait of certain species of horsehair worms is the ability to alter…

This beautiful moth is often found resting on leaves, though it does also fly during the day.

Holly is a much-loved evergreen tree - its shiny, spiky leaves and bright red berries being a favourite in Christmas decorations. Found in all kinds of habitats, it provides an important winter…