The garden tiger is an attractive, brown-and-white moth of sand dunes, woodland edges, meadows and hedgerows; it will also visit gardens. In decline, it is suffering from the 'tidying up…

A plant of chalk and limestone grasslands and sand dunes, Yellow-wort has butter-yellow flowers. Its distinctive leaves sit opposite each other, but are fused together around the stem.

Bloody crane's-bill has striking magenta flowers that pepper our rare limestone pavements, grasslands and sand dunes with summer colour. It is a favourite of all kinds of insects, including…

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 gudgeon is a bottom-dwelling fish, similar to the stone loach, but with only two whisker-like barbels near its mouth. These sensory organs help it to find its prey in the sand and gravel of…

Sea-buckthorn is a spiny, thicket-forming shrub of sand dunes. It's native to the east coast of England but considered an invasive species elsewhere. It is most obvious in autumn when it is…

As its name suggests, Himalayan balsam is from the Himalayas and was introduced here in 1839. It now an invasive weed of riverbanks and ditches, where it prevents native species from growing.