Once a rare visitor to the UK, this striking gull is now found nesting here in large colonies.

From grunts and groans, to 'purring' and 'piglet squealing', the water rail is more often heard than it is seen! This shy bird lives in reedbeds and wetlands, hiding among the…

This streaky brown bird is a winter visitor, occasionally found walking around the muddy margins of marshes.

This birch-loving moth can be seen flying on sunny days in early spring.

The large white is a common garden visitor - look out for its brilliant white wings, tipped with black.

This wading bird is mainly a visitor on its spring and autumn migration, though a small number nest in Scotland.

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…

This well-camouflaged wader is a winter visitor to the UK, where it can be seen feeding on wetlands with a distinctive bobbing motion.

This bog-loving butterfly is mostly found in the north of the UK, where it takes to the wing in summer.

This elegant wading bird is a rare visitor to the UK, though occasionally one or two of pairs will nest here.

This glossy wading bird is a scarce visitor to the UK, though records have become more common in recent decades.