Water-soldier grows submerged in ponds and open water, and pops up over summer, looking like the top of a pineapple! This rare plant displays white flowers and shelters many aquatic insects.

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…

A scrambling 'weed' of waste ground, fields and gardens, Common fumitory can be found on dry and disturbed soils. Its pink flowers appear over spring and summer.

You are likely to spot the smooth newt in your garden or local pond. It breeds in water in summer and spends the rest of the year in grassland and woodland, hibernating over winter.

Look out for the swift-like shape of the hobby as it darts over heathlands and wetlands in summer. They are keen hunters, chasing and catching fast-flying dragonflies and small birds on the wing…

The exotic and beautiful swallowtail is the UK's largest butterfly. A strong flier, residents can be spotted over wetlands in Norfolk during summer. Migrants occasionally appear in southern…