The knopper gall wasp produces knobbly red, turning to brown, growths, or 'galls', on the acorns of Pedunculate Oak. Inside the gall, the larvae of the wasp feed on the host tissues, but…

The thresher shark is a migratory species and passes through UK waters in the summer months. If you’re lucky, you might see this magnificent shark jump high out of the water in to the air.

The common whelk is the largest sea snail found in UK seas, though you're more likely to find the dry balls of empty whelk egg capsules washed up in strandlines.

The palmate newt looks similar to the smooth newt, but favours shallow pools on acidic soils like heathlands. During the breeding season, males grow distinctive black webbing on their hind feet.…

The small, brown Dartford warbler is most easily spotted when warbling its scratchy song from the top of a gorse stem. It lives on lowland heathland in the south of England, where it nests on the…

Famed for their cunning and stealth, these orangey-red dogs with their bushy tails can be seen in towns and the countryside. They come out mostly at night but can also be seen during the day if…

A sprawling plant, wild liquorice often has large, kinked stems. It favours woodland, scrub and grassland habitats on chalky soils - look for pea-like flowers and pods. This liquorice is not…

You are most likely to spot the cat flea if you have pets. It will feed on cats, dogs and people, although it can't live on us. It is a pest and needs to be controlled in the house for the…

Herb-Paris has four oval leaves set in a cross, with an understated crown of yellow-green flowers rising from the middle. This makes it quite a distinctive plant of ancient and damp woodlands on…