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…

Look out for the small Holly Blue in your garden or local park. It is the first blue butterfly to emerge in spring, and a second generation appears in summer. The caterpillars are fond of holly…

The spiky, silvery leaves of Sea-holly give this plants its common name. Look for its beautiful, thistle-like, blue blooms on coastlines and sand dunes in summer.

The Holm oak is an introduced species that has been widely planted near the coast and in parkland. It is self-seeding in the south of the UK. Its young leaves are spiny like Holly leaves, and it…

Nudibranchs, also known as sea slugs, are much like their land-based relatives that you may spot in your garden. But, unlike your regular garden slug, the nudibranch can incorporate the stinging…

Sand eels are a hugely important part of our marine ecosystem. In fact, the fledgling success of our breeding seabirds entirely depends on them.

One of the UK’s rarest marine species, this giant of the rocky shore is a very special fish.