The rare Norfolk hawker is a pale brown dragonfly, with a distinctive yellow triangle on its body. Until recently, it was only found in unpolluted fens, marshes and ditches of the Broads National…

The chestnut-brown bank vole is our smallest vole and can be found in hedgerows, woodlands, parks and gardens. It is ideal prey for owls, weasels and kestrels.

The sinuous otter is an excellent swimmer and can be seen hunting in wetlands, rivers and along the coast - try the west coast of Scotland, West Wales, the West Country or East Anglia for the best…

The river lamprey is a primitive, jawless fish, with a round, sucker-mouth which it uses to attach to other fish to feed from them. Adults live in the sea and return to freshwater to spawn.