The sessile oak is so-called because its acorns are not held on stalks like those of the familiar English oak. It can be found in woodlands mainly in the north and west of the UK.

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

The herring gull is the typical 'seagull' of our seaside resorts, though our coastal populations have declined in recent decades.

The common cockle is a traditional seaside favourite, both for its white shells often found in the sand and for the yummy snack of cockles doused in malt vinegar.

Did you know your seaside scampi was actually a kind of lobster? Traditionally so - although the scampi that is often eaten with chips can be anything from prawns to fish.

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…

Native oysters are a staple of our seas and our plates - but our love of their taste has lead to a sharp decline all around the UK.