Bloody crane's-bill has striking magenta flowers that pepper our rare limestone pavements, grasslands and sand dunes with summer colour. It is a favourite of all kinds of insects, including…

The little grebe is a fantastic diver, but to help it swim underwater, its feet are placed towards the back of its body, making it rather clumsy on land. It only really comes ashore to breed.

The gudgeon is a bottom-dwelling fish, similar to the stone loach, but with only two whisker-like barbels near its mouth. These sensory organs help it to find its prey in the sand and gravel of…