The subject of much myth and legend, and a herbal remedy, perforate St John's-wort is a familiar flower. It has star-shaped, bright yellow flowers and lots of tiny holes in its leaves that…

The yellow flower heads of common ragwort are highly attractive to bees and other insects, including the cinnabar moth.

Flowering in spring, the cylindrical, densely packed flower spikes of Sweet vernal-grass are easily spotted in a meadow. It also tastes of sweet vanilla and was once a favourite 'chewing…

Look for the round, cottony, purple flower heads of the Woolly thistle on chalk and limestone grasslands in summer. It is mainly found in Southern England.

This elegant wading bird is a rare visitor to the UK, though occasionally one or two of pairs will nest here.

The all-black carrion crow does not nest in colonies like the similar rook. It can be seen almost everywhere.

Growing in tufts, Crested dog's-tail is a stiff-looking grass, with a tightly packed, rectangular flower spike. Look for it in lowland meadows and grasslands.

The black sea bream really is a fascinating fish. From sex changes to nest building, this fish is full of surprises!