Look out for the bright red eyes of this speedy crab in rockpools - but be careful, they're notoriously feisty and will give a painful nip!

This large brittlestar can be found in rockpools around much of the UK, but be gentle - its arms are very brittle and will break off if disturbed.

These little critters are related to the woodlice you find in your garden and play a very important role on rocky shores.

This sponge is found on rocky shores around the UK and looks like a thick bready crust (if you use your imagination a bit!).

A voracious predator that will even eat other dragonflies, the golden-ringed dragonfly is the UK's longest species. It can be found around acidic streams in moorland and heathland habitats.…

Famously predatory, the long, slender pike will lurk among the vegetation of a river or lake, bursting out with ferocious speed to catch its prey. Look out for it across the UK.