Living up to its name, the bullhead has a characteristically large, flattened head and a tapering body. Look out for it in fast-flowing, stony rivers and streams.

Look out for the Daubenton's bat foraging over wetlands across the UK at twilight. Its flight is fast and agile as it skims the water's surface for insect-prey.

This smelly, strange looking fungus is also referred to as octopus stinkhorn or octopus fungus. Its eye-catching red tentacles splay out like a starfish.

The green hairstreak is the UK's only green butterfly. Look out for the vibrant, metallic sheen of the undersides of its wings on grassland and moorland, and along woodland rides.

Ever spotted a honeycomb-like mound on the beach and wondered what it was? It's a reef built entirely by worms!

Look out for this tiny crab under rocks and boulders on rocky shores - you'll have to look closely though, they're pretty well camouflaged!

A small and delicate plant of chalk grasslands, Fairy flax can be seen in bloom from May to September - look out for its nodding, white flowers.

The Brown-lipped snail comes in many colour forms, but usually has a brown band around the opening of its shell. It prefers damp spots in wide range of habitats, from gardens to grasslands, woods…

The White-lipped snail comes in different colour forms, but always has a white band around the opening of its shell. It prefers damp spots in wide range of habitats, from gardens to grasslands,…

Although introduced by humans, the fallow deer has been here so long that it is considered naturalised. Look out for groups of white-spotted deer in woodland glades.