It's easy to see where the blue shark got its name from. These sleek, elegant sharks have beautiful metallic blue backs which provide brilliant camouflage out in the open ocean.

Ydych chi wedi gweld wyneb chwilfrydig morlo llwyd erioed, yn codi rhwng y tonnau wrth i chi ymweld â thraeth? Gellir gweld morloi llwyd yn gorwedd ar draethau yn aros i’w bwyd fynd i lawr.…

It's easy to see where the compass jellyfish got its name – its brown markings look just like a compass! They may look beautiful – but they give a nasty sting so keep your distance.

Like many of our birds of prey, the peregrine falcon was so persecuted, numbers fell dramatically. Thankfully, this super-speedy flyer is now making a comeback, particularly in our towns, where it…

Sometimes called 'Wild spinach', Sea beet can be cooked and eaten. It grows wild on shingle beaches, cliffs and bare ground near to the sea, as well as in saltmarshes.

The loud 'peep-ing' call of an oystercatcher is a recognisable and familiar sound of the seashore. Look out for it hunting on rocky and muddy shores for shellfish to eat. It can also be…

Have you ever seen those dark red jelly blobs whilst rockpooling? These incredible creatures are beadlet anemones! They live attached to rocks all around the coast of the UK, the base of their…

It's easy to see where this small starfish got its name, it really does look like a little star-shaped cushion. Keep an eye out under rocks next time you're rockpooling for this little…