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.

The serotine is one of the first bats to appear at night and can be seen around lamp posts chasing moths, or at treetop height. It likes to roost and hibernate in old buildings in the south of the…

This small summer migrant travels from Africa to breed in the reedbeds of the UK. Rarely seen but given away by its insect like trilling call; the movement of the head during calling makes it…

Like many of our birds of prey, the peregrine falcon was so persecuted, numbers fell dramatically. Thankfully, this super-speedy flyer is now making a comeback, particularly in our towns, where it…

As the UK’s tallest bird the common crane is instantly recognisable with the ruffle of tail feathers and very long legs. Their bugling call is also very distinctive.

This worm builds its own home out of bits of shell and sand. It can be spotted on the shore all around the UK.

Found in ponds and marshes, the fragile look of the common water-measurer belies its fierce nature. A predator of small insects, it uses the vibrations of the water's surface to locate its…

The tiny wren, with its typically cocked tail, is a welcome and common visitor to gardens across town and countryside. It builds its domed nests in sheltered bushes and rock crevices.