The brown rat has a bad reputation, but it mostly lives side-by-side with us without any problems. It can be seen in any habitat.

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.

A familiar black bird of our lakes, ponds and rivers, the coot is widespread; look out for its large and untidy-looking nest on the water in spring. The coot can be distinguished from the similar…

A familiar black bird of our lakes, ponds and rivers, the moorhen is widespread; look out for its large and untidy-looking nest on the water in spring. It can be distinguished from the similar…

A fleshy herb of the wet margins of brooks, streams and ditches, Brooklime can be seen all year-round and provides shelter for tadpoles and sticklebacks.

A breeding bird of fast-flowing, upland rivers, the grey wagtail can also be seen in lowland areas, farmyards and even towns in winter.

Turn over large stones or paving slabs in the garden and you are likely to find a red ant colony. This medium-sized ant can deliver a painful sting, so be careful! In summer, winged adults swarm…

A summer visitor, the willow warbler can be seen in woodland, parks and gardens across the UK. It arrives here in April and leaves for southern Africa in September.

The Common walnut tree produces a large, brown nut that is familiar to so many of us. It is an introduced species in the UK, and can be seen in towns, gardens and parks.

A scrambling plant, Common vetch has pink flowers. It is a member of the pea family and can be seen on grassland, farmland and waste ground, as well as at the coast.