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

This streaky brown bird is a summer visitor to Britain, favouring open woodlands in the north and west.

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

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

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…