Sometimes called 'Wild spinach', Sea beet can be cooked and eaten. It grows wild on shingle beaches, cliffs and bare ground near to the sea, as well as in saltmarshes.

Red-necked grebes occasionally attempt to nest in the UK, but they're more often seen as winter visitors to sheltered coasts.

The bright green ring-necked parakeet is an escapee and our only naturalised parrot; its success is likely due to warmer winters.

Known in America as the 'Eared Grebe' because of its golden ear tufts, the black-necked grebe is a rare nesting bird in the UK. It is easiest to spot around southern coasts in winter.…

The lesser-black backed gull can be spotted around the coast in summer, with the biggest colony on Walney Island, Cumbria. Look for it over fields, landfill sites and reservoirs during winter.

This huge gull can be seen around most of the UK's coasts in summer, with some venturing inland in winter.