The long mane of tentacles that stream out from the lion's mane jellyfish is stunning… literally! Look but don't touch when it comes to these jellyfish - they give a powerful sting.

This slender shark gets its name from the spines in front of its dorsal fin. It can use these spines to defend itself by curling in a bow and striking at a predator.

With their beautiful striped tentacles, it's easy to see where dahlia anemones got their floral name from. Look out for them next time you're rockpooling!

A classic fern of woodlands across the UK, the male-fern is also a great addition to any garden. It grows impressive stands from underground rhizomes, dying back in autumn.

The pied flycatcher is a summer visitor, migrating here from West Africa to breed. Look for this small, black-and-white bird in woodland, parks and gardens, mostly in the west of the UK.

The tightly packed, thistle-like purple flower heads of common knapweed bloom on all kinds of grasslands. Also regularly called black knapweed, this plant attracts clouds of butterflies.

A fierce pirate of the sea, the great skua is renowned for stealing fish from other seabirds and dive-bombing anyone that comes near its nests. It breeds on the Scottish Isles.

The Natterer's bat can found across the UK, although it is a scarce species. It prefers to forage low down among trees, often taking prey directly from the foliage.

Did you know your seaside scampi was actually a kind of lobster? Traditionally so - although the scampi that is often eaten with chips can be anything from prawns to fish.

Looking like a short Dandelion, but with a much rounder middle, Colt's-foot is a 'weed' of waste ground and field edges that brightens up early spring with its sunshine-yellow…