Caddisflies are a large order of insects that can be found in all kinds of wetlands. The larvae are known for making cases to pupate in, gathering stones, sand and leaves, and wrapping them with…

The Common osier is a small willow tree that is found in fens and ditches, and on riverbanks. It has been widely cultivated and coppiced for its twigs, which are used in traditional basket-making…

The Crab apple is familiar as a small tree that produces yellow-green, rounded fruit that is used for making jellies and wines. It can be found in woods and hedges, as well as in cultivated…

Traditionally a coastal species, Lesser sea-spurrey has spread inland, taking advantage of the winter-salting of our roads. Its pink-and-white flowers bloom in summer.

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.

The Downlooker snipefly gets its name from its habit of sitting on posts or sunny trees with its head facing down to the ground, waiting for passing prey. It prefers grassland, scrub and woodland…

Orca, sometimes known as ‘killer whales’, are unmistakable with their black and white markings. Although we do have a small group of orca who live in British waters, you would be lucky to see them…

Cotoneaster was introduced to the UK in 1879 from Eastern Asia as an ornamental plant. It is now an invasive non-native species which is taking over valuable habitats including limestone…

Spiny lobster, crawfish, crayfish, rock lobsters - many names, one animal! This pretty lobster was made extinct in many areas through overfishing, but is now making a slow comeback.

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.

A common dragonfly of ponds, lakes and canals near woodland, the Southern Hawker can be seen patrolling the water or 'hawking' through woodland rides. A fast-flying species, it will…