Horseradish is used as a well-loved condiment. This member of the cabbage family is actually an introduced species in the UK, but causes no harm in the wild.

This well-camouflaged woodpecker used to be a common breeding bird in Britain, but is now only likely to be seen passing through on migration.

Perennial rye-grass is a tufted, vigorous grass of roadside verges, rough pastures and waste ground. It is commonly used in agriculture and for reseeding grasslands.

The secretive woodlark can be hard to spot. It nests on the ground on our southern heathlands and uses scattered trees and woodland edges for lookout posts.

The common octopus is a highly intelligent, active predator. It even has a secret weapon - special glands produce a venom that it uses to incapacitate its prey!

The 'drumming' of a great spotted woodpecker is a familiar sound of our woodlands, parks and gardens. It is a form of communication and is mostly used to mark territories and to display…