This purply-brown seaweed is a common feature on our rocky shores and on our dinner plates.

The nuthatch is a tit-sized, grey and rust-coloured bird that can be easily spotted climbing headfirst down tree trunks in woodlands and parks.

The bottlenose dolphins in our waters are the biggest of their kind – they need to be able to cope with our chilly waters!

The common walnut tree produces a large, brown nut that is familiar to so many of us. It is an introduced species in the UK, found in towns, gardens and parks.

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 fine, downcurved bill of the treecreeper makes this tit-sized bird unmistakeable. Look out for it in woodlands and parks, literally 'creeping' around tree trunks.

The yew is a well-known tree of churchyards, but also grows wild on chalky soils. Yew trees can live for hundreds of years, turning into a maze of hollow wood and fallen trunks beneath dense…

An uncommon tree of wet woodlands, riverbanks and heathlands, alder buckthorn displays pale green flowers in spring, and red berries that turn purple in autumn.

Our largest bat, the noctule roosts in trees and can be seen flying over the canopy in search of insect-prey, such as cockchafers. Like other bats, it hibernates over winter.