Creadur bach doniol yn ei siaced ddu sgleiniog a’i fib gwyn glân. Mae’n hawdd iawn adnabod y pâl oddi wrth ei big llachar fel parot. Mae palod yn defnyddio eu pig lliwgar i ddenu cymar, a chredir…

This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

These mat like growths found on kelp and seaweed are actually colonies of tiny individuals animals.

This grass-green seaweed is sometimes known as Grass Kelp and grows on pretty much every shore in the UK.

This brown seaweed lives in the lower shore and gets its name from the serrated edges to its fronds.

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

Hornwrack is often found washed up on our beaches, with many believing that it is dried seaweed. In fact, it is a colony of animals!

This elegant tern is named for the rosy flush to its summer plumage. With just one regular nesting colony, it is the rarest breeding seabird in the UK.

This brown seaweed lives in the mid shore and looks a bit like bubble wrap with the distinctive air bladders that give it its name.

Found around our coasts during the breeding season, the little tern is a diminutive seabird. Despite its size, it performs remarkable aerial courtship displays.

Our smallest breeding seabird, the storm petrel is barely larger than a house martin! They mostly nest among rocks or in burrows on small offshore islands.