The lightbulb sea squirt is common around much of the UK. Its easy to see where its name came from!

This stocky, brown mammal spends its life burrowing underground with its spade-like paws, hunting for earthworms to eat.

The silver-washed fritillary gets its name from the silver streaks on its underside. It is on the wing in summer, preferring sunny glades in woodlands. Despite declines, its range has spread over…

Saw-wort gets its common name from the serrated, saw-like edges to its leaves. It is a plant of unimproved hay meadows and woodland edges, its purple, thistle-like flowers appearing over summer.…

The white-fronted goose lives up to its name - look out for the white patch on its forehead and around its bill. It does not breed in the UK, but flies here from Greenland and Siberia for the…

Found on rocky shores and seabeds, the Keyhole limpet gets its name from the little hole at the tip of its shell.

A common spider of heathland and grassland, the Nursery web spider has brown and black stripes running the length of its body. It is an active hunter, only using its silk to create a protective…

There are several species of spider that live in our wetlands, but the water spider is the only one that spends its life under the water. In its pond habitats, it looks silvery because of the air…

The Arctic tern is famed for its aggression towards any that would disturb its nest - it will dive-bomb intruders with its sharp beak. Large, noisy colonies can be found on the Farne Islands and…

The water stick insect looks just like a mantis. An underwater predator, it uses its front legs to catch its prey. Its tail acts as a kind of 'snorkel', so it can breathe in the water.…