The shoulders of the Forest bug are distinctive - they are square-cut, almost rounded, unlike the other 'spiked' shield bugs. This bug can be found in woodlands, feeding on the sap of…

A scarce and declining bird, the tree sparrow can be spotted on farmland and in woodlands; it is not an urban bird in the UK. It has a brown cap and black cheek-spots, unlike the similar house…

An attractive, olive-green bird, the greenfinch regularly visits birdtables and feeders in gardens. Look for a bright flash of yellow on its wings as it flies.

The metallic-green Emerald damselfly can be seen from June to September around ponds, lakes, ditches and canals. Unlike other damselflies, it holds its wings half-open when perched.

Hogweed can be found along hedgerows and roadside verges, and on waste ground and rough grassland. It displays umbrella-like clusters of creamy-white flowers. It's native, unlike its relative…

The all-black rook is a sociable bird, so can be spotted in flocks or nesting colonies, known as 'rookeries'. Unlike the similar carrion crow, it has a grey bill and 'baggy trouser…

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.

The bill-shaped seed pods of Common Stork's-bill explode when ripe, sending the seeds flying! This low-growing plant has pretty pink flowers and can be seen on grasslands and coastal sands.…

Oyster mushrooms are shell shaped fungi that grow in tiers or fabulous clusters on dead trees or stumps. Unlike many fungi, these mushrooms are not seasonal and can be found all year round,…

Nudibranchs, also known as sea slugs, are much like their land-based relatives that you may spot in your garden. But, unlike your regular garden slug, the nudibranch can incorporate the stinging…

The Bird's-nest orchid gets its name from its nest-like tangle of roots. Unlike other green plants, it doesn’t get its energy from sunlight. Instead, it grows as a parasite on tree roots, so…