If you spot a crawling shell next time you're at the seaside, take a closer look… it might be a hermit crab!

This stunning hermit crab has only returned to our southern shores in recent years. Let us hope it stays for good this time!

Also known as the brown crab, this large crab is found around all UK shores and is identifiable by the distinctive pie-crust edge to its brown shell.

This crab is common around all of the UK. If you've ever been rockpooling or crabbing, it's probably the shore crab that you've met.

Look out for this tiny crab under rocks and boulders on rocky shores - you'll have to look closely though, they're pretty well camouflaged!

The Crab apple is familiar as a small tree that produces yellow-green, rounded fruit that is used for making jellies and wines. It can be found in woods and hedges, as well as in cultivated…

The flower crab spider is one of 27 species of crab spider. The flower crab spider can alter the colour of its body to match its surroundings and to hide from prey. It is not as common as other…

Despite its name, the great spider crab is actually smaller than the more common European spider crab.

The spiny spider crab lives up to its name in every way! Their distinctive spiny shells are often found washed up on beaches.

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!

Ever noticed lots of little white spirals on seaweed fronds on rocky shores? These are tiny tube worms!

A bizarre half lobster/half crab, this squat lobster is one of the true stunners of the rocky shore!