As its name suggests, the large skipper is bigger than the similar-looking small skipper! It can be seen in summer, resting on the long grass of grasslands, woodlands, verges and sand dunes.

An uncommon hedgerow and woodland tree of central and eastern England, Purging buckthorn displays yellow-green flowers in spring, and poisonous, black berries in autumn.

The common squid is a weird and wonderful predator found all around our coasts.

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.

As its name suggests, Sea spurge is found at the coast. It is an attractive plant that displays cup-shaped, greeny-yellow flowers and fleshy, grey-green leaves.

Ever spotted a honeycomb-like mound on the beach and wondered what it was? It's a reef built entirely by worms!

A handsome fish, the tench has olive-green flanks, powerful fins and distinctive red eyes. It can be found in lowland lakes and slow-flowing rivers around the UK.