As its name suggests, the ruby elfcup is a bright red, cup-shaped fungus. It is widespread, but scarce, and can be found on fallen twigs and branches, particularly in areas with higher rainfall.…

Like many of our birds of prey, the peregrine falcon was so persecuted, numbers fell dramatically. Thankfully, this super-speedy flyer is now making a comeback, particularly in our towns, where it…

The striking red twigs and crimson, autumnal leaves of dogwood make this small shrub an attractive ornamental plant. It can be seen growing wild along woodland edges and hedgerows.

An introduced species, the rhododendron leafhopper is a striking mix of green and red, with a black stripe across its face. It can be found feeding on rhododendrons (also introduced) in Southern…

The distinctive rounded wings of the lapwing are displayed beautifully when it wheels around a winter sky in a massive flock. In spring, these flocks disperse and some birds breed in the UK.…

Bittersweet is a nightshade, so is toxic; its bright red berries may be tempting, but can cause serious illness. Found in hedgerows and gardens, it has purple flowers with yellow stamens.

The all-black rook is a sociable bird, so can be spotted in flocks or nesting colonies, known as 'rookeries'. Unlike the similar carrion crow, it has a grey bill and 'baggy trouser…

A common and diminutive fish, the minnow can be found in freshwater streams, rivers and lakes across the country. Look out for the dark stripe along its flank and the red bellies of the males.

Traditionally a small finch of woodland and scrub, it appears that the redpoll is now moving into our gardens. It has a streaky brown body, red forehead and black bib, and mostly feeds on seeds.…

Despite its name, Common knotgrass is not a grass, but is actually related to the docks. It has wiry stems that grow along the ground, and is a weed of waste ground, gardens and arable fields.