So-named because its gnarled trunk can split as it grows, the Crack willow can be seen along riverbanks, around lakes and in wet woodlands. Like other willows, it produces catkins in spring.

White dead-nettle does not sting. It displays dense clusters of white flowers in whorls around its stem, and can be found on disturbed ground, such as roadside verges.

The long mane of tentacles that stream out from the lion's mane jellyfish is stunning… literally! Look but don't touch when it comes to these jellyfish - they give a powerful sting.

One of our prettiest and smallest bumble bees, the early bumblebee has a bright orange tail and lemon-yellow bands on its body. It is very common and can be found in all kinds of habitats in early…

Red dead-nettle does not sting. It displays dense clusters of pinky-red flowers in whorls around its stem, and can be found on disturbed ground, such as roadside verges.