Sea lettuce is unmistakeable - most often a bright green and always translucent, it is found on all UK coasts.

The Natterer's bat can found across the UK, although it is a scarce species. It prefers to forage low down among trees, often taking prey directly from the foliage.

Famed for its tapping in the middle of the night, supposedly heralding tragedy, the Deathwatch beetle is a serious wood-boring pest. In houses, their tunnelling can cause major damage.

A familiar garden bird, the great tit can be seen around bird tables and feeders, as well as in woodlands and parks. Listen out for its shrill song that sounds just like a bicycle pump being used…

Pushing its way up through the cracks in pavements, the straw-coloured flower spikes of greater plantain or 'broadleaf plantain' are a familiar sight. This 'weed' also pops up…

The metallic-green Emerald damselfly can be seen from June to September around ponds, lakes, ditches and canals. Unlike other damselflies, it holds its wings half-open when perched.

Found in compost heaps and under stones in gardens, the White-legged snake millipede is a common minibeast. Despite its name, it has about 100 legs. It is an important recycler of nutrients,…

The laughing 'yaffle' call of the green woodpecker can be heard in our woodlands, parks and gardens. Look out for it hopping about your lawn, searching for ants to eat.

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…

The tiny, grey-brown house mouse is one of our most successful mammals. It thrives around buildings but is less likely to be found in our houses these days due to better construction.