The Bird's-nest orchid gets its name from its nest-like tangle of roots. Unlike other green plants, it doesn’t get its energy from sunlight. Instead, it grows as a parasite on tree roots, so…

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,…

Our most diminutive falcon, the merlin is a pretty bird of prey. It chases small birds, flying low to the ground or hovering in the breeze because of its small size. Resident merlins are joined in…

The common pipistrelle is so small, it can fit into a matchbox! Despite its size, it can easily eat 3,000 insects a night: look for it flitting around the garden or a lit lamp post as it chases…

Mackerel are a sign of summer's arrival, when they appear inshore in huge numbers all around the UK. As well as being a sustainable seafood choice, they are an important food source for many…

Introduced into the UK in the 19th century, the diminutive little owl can now be seen along hedgerows, on farmland and in parkland across England and Wales. It often perches on a pole or rock,…

The chocolate-brown raft spider inhabits bogs and ponds. It can be spotted sitting near the water, its legs touching the surface. When it feels the vibrations of potential prey, it rushes out to…

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…