An easily overlooked orchid, the Common twayblade is yellow-green and less showy than other UK orchids. Look for it in woodlands and grasslands on chalky soils, in particular.

The Common fragrant-orchid lives up to its name: it produces a sweet, orangey smell that is very strong in the evening. Look for its densely packed, pink flower spikes on chalk grasslands in…

The lesser spotted woodpecker is the smallest of the UK's woodpeckers. Listen out for its drumming, which is quieter than that of the great spotted woodpecker, in woodland, parks , orchards…

Common bird's-foot-trefoil has a vareity of names that conjure up some interesting images: 'Eggs and Bacon', for instance! Its small, yellow, slipper-like flowers can be seen in all…

The spotted ray is one of the smallest species of skate, growing to only 80 cm.