A summer visitor, the wheatear is a handsome chat, with black cheeks, white eyestripes, a blue back and a pale orange chest. Look for it on upland heaths and moors.

The birch polypore only grows on Birch trees. This leathery bracket fungus has a rounded, coffee-coloured cap that was once used for sharpening tools, hence its other name: the 'Razorstrop…

This large brittlestar can be found in rockpools around much of the UK, but be gentle - its arms are very brittle and will break off if disturbed.

A plain-looking warbler, the garden warbler is a summer visitor to the UK. It is a shy bird and is most likely to be heard, rather than seen, in woodland and scrub habitats.

The tiny, brown-and-white sand martin is a common summer visitor to the UK, nesting in colonies on rivers, lakes and flooded gravel pits. It returns to Africa in winter.

The tiny firecrest vies with the goldcrest for the title of the UK's smallest bird. Once just a visitor, the firecrest can now be found breeding in woodlands in the south of England.

One of the earliest moths to emerge each year, spending the winter as a pupa and flying from March to May.