Brush through a wildflower meadow at the height of summer and you'll hear the tiny seeds of yellow-rattle rattling in their brown pods, hence its name.

The greenshank breeds on the boggy moors and ancient peatlands of Scotland. But it can be spotted elsewhere in the UK as it passes through on migration - look around lakes, marshes and the coast…

Did you know we have colourful corals in UK seas? Pink sea fans are a type of horny coral - related to the sea fans found in the tropics. Don't be fooled by their name though, pink sea fans…

The hawfinch is the UK's largest finch, with an enormous bill powerful enough to crush a cherry stone. Despite their size, they are typically elusive, especially during the summer nesting…

The upright, blue flower spikes of Viper's-bugloss can be spotted on chalk grassland, sand dunes, cliffs and banks. Its spotted stem is thought to resemble a viper.

Familiar as the bristly plant that easily hooks on to our clothing as we walk through the countryside or do the gardening, cleavers uses its hooks to help it climb and to disperse its seeds.

A common dragonfly of canals, marshes, reedbeds and lakes, the Brown hawker can be seen patrolling the water or 'hawking' through woodland rides. It is easily distinguished by its…

The muntjac deer was introduced into the UK from China in the 20th century. It has gained a stronghold in southeast England, where it can cause damage to our woods through browsing.