Scorpion fly
The scorpion fly, as its name suggests, has a curved 'tail' that looks like a sting. It is, in fact, the males' claspers for mating. It is yellow and black, with a long 'beak'. Look for it in gardens and woods.
Scotch argus
As the name suggests, this beautiful brown butterfly is most common in Scotland, though it can also be seen in northern England.
Scots pine
The Scots pine is the native pine of Scotland and once stood in huge forests. It suffered large declines, however, as it was felled for timber and fuel. Today, it is making a comeback - good news for the wildlife that depends on it.
Sea beet
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.
Sea campion
If you happen to be near rocky places such as sea cliffs, shingle coastlines or even gravel paths during the summer months you will most likely come across sea campion.
Sea hare
The sea hare looks like a sea slug – but in fact has an internal shell. They can be up to 20cm long but are usually much shorter.
Sea lemon
A large colourful sea slug found on rocky shores around the UK.
Sea lettuce
Sea lettuce is unmistakeable - most often a bright green and always translucent, it is found on all UK coasts.
Sea mat
These mat like growths found on kelp and seaweed are actually colonies of tiny individuals animals.
Sea mouse
This strange furry creature often found washed ashore after storms is actually a kind of worm!
Sea potato
Sea potatoes may have a funny name, but they are perfectly adapted for life in the sand. They are a type of sea urchin that live in a burrow in the sand, feeding on dead animals and plants using their tube feet!
Sea slater
These little critters are related to the woodlice you find in your garden and play a very important role on rocky shores.