The river lamprey is a primitive, jawless fish, with a round, sucker-mouth which it uses to attach to other fish to feed from them. Adults live in the sea and return to freshwater to spawn.

The Atlantic salmon spends most of its life at sea, but makes an epic journey back to the river or stream in which it hatched to spawn. Look out for it in freshwater rivers in the north and west…

The black-and-white barnacle goose flies here for the 'warmer' winter from Greenland and Svalbard. This epic journey was once a mystery to people, who thought it hatched from the goose…

The common scoter has suffered large declines in the UK, threatening its survival here. Look out for this duck feeding at sea in winter when its numbers are bolstered by migrating birds.

The ocean sunfish is the second largest bony fish on the planet and visits UK seas during the summer months to feast on jellyfish.

The eel is famous for both its slippery nature and its mammoth migration from its freshwater home to the Sargasso Sea where it breeds. It has suffered dramatic declines and is a protected species…

A climbing plant of hedgerows and woodlands, Black bryony produces greenish flowers in summer and red, shiny berries in autumn. It is a poisonous plant.

A climbing plant of hedgerows and woodlands, White bryony produces greenish flowers in summer and red, shiny berries in winter. It is a poisonous plant.

The pretty small tortoiseshell is a familiar garden visitor that can be seen feeding on flowers all year-round during warm spells. Overwintering adults may find resting spots in sheds, garages or…

Look for the pinky-white flowers of the dog-rose in summer, and its bright red rosehips in autumn. It is a scrambling shrub of hedgerows, woodlands and grasslands.