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…

Living up to its name, the Robin's pincushion is a red, round, hairy growth that can be seen on wild roses. It is caused by the larvae of a tiny gall wasp that feeds on the host plant, but…

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…