The eel is famous for both its slippery nature and its mammoth migration from its freshwater home to the Sargasso Sea where it breeds. It has suffered dramatic declines and is a protected species…

The wasp spider is a great mimic - looking just like a common wasp keeps it safe from predators, even though it is not dangerous itself. It can be found in southern England, but is spreading north…

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.

The aromatic fragrance of Large thyme can punctuate a summer walk over a chalk grassland. It is an evergreen that grows low to the ground, with erect spikes of tiny, lilac flowers appearing over…

A fierce pirate of the sea, the Arctic skua is renowned for stealing fish from other seabirds and dive-bombing anyone that comes near its nests. It breeds in the far north of Scotland and on the…

A medium-sized diving duck, the goldeneye can mainly be spotted in winter when birds fly in from Northern Europe. Conservation efforts have helped small numbers of these birds to nest in Scotland…

With ginger hairs, dark banding and a cream tail, the Narcissus bulb fly looks like a bumble bee, but is harmless to us. This mimicry helps to protect it from predators while it searches for…

The brown, oval, spiky seed heads of the teasel are a familiar sight in all kinds of habitats, from grassland to waste ground. They are visited by goldfinches and other birds, so make good garden…

Like many of our farmland birds, the yellowhammer has declined in number in recent years. Spot this bright yellow bird singing from the top of a bush or fence, or in a mixed-species flock in…

The hummingbird hawk-moth migrates to the UK from Southern Europe each year. It can be seen hovering over flowers, feeding with its long proboscis; its wings move so quickly that it 'hums…