This distinctive lark is a passage migrant and winter visitor to the UK, most often found along the east coast of Britain.

A small colourful sea slug that can be found grazing on sea mats on the rocky shore and beyond the low water mark.

The thresher shark is a migratory species and passes through UK waters in the summer months. If you’re lucky, you might see this magnificent shark jump high out of the water in to the air.

The largest of the UK wrasse species, the ballan wrasse with its striking patterning is a delight for any rocky reef snorkeller or shallow water diver!

Listen out for the 'chattering' song of the reed warbler, while wandering the UK's lowland wetlands in summer. A small, brown bird, they are quite hard to see.

The coal tit is mainly found in coniferous woodland, but can also be spotted in gardens and parks. It is smaller than the great tit, but has a similar bicycle pump-like song.