The yellow meadow ant is known for creating anthills in grassland habitats. It has a close relationship with the chalkhill blue butterfly - protecting the larvae in return for a sugary substance…

The metallic-green emerald damselfly can be seen from June to September around ponds, lakes, ditches and canals. Unlike other damselflies, it holds its wings half-open when perched.

With a torpedo-shaped body and long, narrow wings, the privet hawk-moth is a striking garden visitor. But the caterpillars really stand out: lime-green, with purple streaks and a black hook at the…

As its name suggests, quaking-grass can be seen quivering or 'quaking' in a breezy, summer wildflower meadow. Its purple-and-green, heart-shaped flower heads hang from delicate stems.…

A diminutive but aggressive predator, the three-spined stickleback hunts tadpoles and small fish. It is also known for fiercely protecting its nest of eggs until they hatch. Look for it in ponds,…

The great diving beetle is a large and voracious predator of ponds and slow-moving waterways. Blackish-green in colour, it can be spotted coming to the surface to replenish the air supply it…

Herb-Paris has four oval leaves set in a cross, with an understated crown of yellow-green flowers rising from the middle. This makes it quite a distinctive plant of ancient and damp woodlands on…

The metallic-green musk beetle lives up to its name: it releases a musky-smelling secretion when it defends itself. It is a longhorn beetle, so has lengthy antennae. Look for it near wetlands in…

The eel is famous for both its slippery nature and its mammoth migration from its freshwater home to the Sargasso Sea where it breeds. It has suffered dramatic declines and is a protected species…