One of the only venomous fish to be found in British waters, the lesser weever fish is certainly one to watch out for!

A tall and hairy plant, Great willowherb displays pretty pink-and-cream flowers. It can be found in damp places, such as wet grasslands, ditches and riversides.

As its name suggests, Meadowsweet is a sweet-smelling flower of damp meadows, ditches and riverbanks. Look for frothy clusters of cream flowers on tall stems.

A notoriously poisonous plant, hemlock produces umbrella-like clusters of white flowers in summer. It can be found in damp places, such as ditches, riverbanks and waste ground.

This beautiful orange and brown butterfly is now a rare sight in the UK

Mae’r malwod môr bach yma i’w canfod ymhlith y gwymon ar lannau creigiog o amgylch llawer o’r DU. Maent yn llawer o wahanol liwiau, o felyn llachar i frown brith!

A sure sign that spring has arrived, the Cuckooflower blooms from April. Look out for its delicate, pale pink flowers in damp meadows and ditches, and on riverbanks.

Look for the White water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and massive, white flowers float at the water's surface.

Look for the Yellow water-lily in still and slow-moving water, such as ponds, ditches, lakes and canals. Its lily pads and cupped, yellow flowers float at the water's surface.