Living up to its name, the oak apple gall wasp produces growths, or 'galls', on oak twigs that look like little apples. Inside the gall, the larvae of the wasp feed on the host tissues,…

The black-tailed godwit is a rare breeding bird in the UK that has suffered from dramatic declines. It can most easily be spotted around the coast in winter and at inland wetlands when on…

Caddisflies are a large order of insects that can be found in all kinds of wetlands. The larvae are known for making cases to pupate in, gathering stones, sand and leaves, and wrapping them with…

Also known as the 'green drake mayfly', the common mayfly can be found around unpolluted wetlands, such as lakes and rivers. It has transparent, lacy wings and three long 'tails…

The guelder-rose is a small tree of hedgerows, woods, scrub and wetlands. It displays large, white flowers in summer and red berries in autumn, which feed all kinds of birds, including Bullfinches…

The parent bug lives up to its name. The female lays her eggs on a silver birch leaf, watching over them until they hatch. She stays with the young until they are adults. Other shield bugs lay…

In summer, the sedge warbler can be spotted singing from a reed or willow perch in wetlands across the UK. Males never sing the same song twice, adding new phrases to impress the females.