The gadwall is a dabbling duck, feeding at the surface of shallow water by 'upending' - putting its head down and its bottom up! Only a small number of gadwall nest in the UK, but large…

The humpback whale is making a comeback, with more and more individuals being seen in UK seas every year. They are well known for their acrobatic behaviour - so don't be surprised to see them…

The small, shaggy-furred Brandt's bat roosts in all sorts of houses, old or modern. It is similar to the whiskered bat and they often roost together, but in separate colonies. It feeds low to…

The land caddis is the only caddisfly in the UK to spend its entire time on land, with no stage in water. Look in oak leaf litter over winter to see the grainy cases of the larvae, in which they…

The striking black-and-white checks of the marbled white are unmistakeable. Watch out for it alighting on purple flowers, such as field scabious, on chalk and limestone grasslands and along…

A common dragonfly of ponds, lakes and canals near woodland, the southern hawker can be seen patrolling the water or 'hawking' through woodland rides. A fast-flying species, it will…