Archaeologists discovered a lost prehistoric corridor of 8,000-year-old human and animal footprints along the UK coast, revealing a vanished ecosystem

Most of us think of history as being locked away behind glass in museums. However, along a stretch of sand near Formby, England, about 11 miles north of Liverpool, you can watch history literally wash up at your feet.

Layers of ancient mud along Formby Beach have been slowly peeled back by coastal erosion, revealing thousands of footprints left by humans and animals almost 9,000 years ago. They are not faint impressions that you have to squint to read. In some cases, the mud has preserved the arch, the heel, and the space between each toe with startling clarity.

Researchers at the University of Manchester spent years documenting what they found, and what they found is remarkable. The research, published in Nature Ecology and Evolution, suggests that the Formby footprint beds comprise one of the largest concentrations of prehistoric vertebrate tracks known in the world, dating from the Mesolithic through to the Medieval period (about 9,000 to 1,000 years ago) and spanning at least 8,000 years.


It's like a living time capsule, pressed into mud, then sand, then mud again, layer upon layer, waiting for the ocean to set it free.

Wolves, deer, and barefoot humans, all sharing the same trial
It’s not just the age of the tracks that makes Formby really mind-blowing. It's the company.

Alongside the footprints of humans can be found the footprints of aurochs (huge ancient cattle), red deer, roe deer, wild boar, beavers, wolves, lynx, and cranes. Lead researcher Dr. Alison Burns described one scene that stopped her in her tracks: a barefoot person taking a few steps, pausing, with crane footprints right beside them, close by a trail of adult red deer. All of it in two square meters of mud, frozen at one moment in time thousands of years ago.

This is what makes Formby different from other Prehistoric sites. It doesn’t just show you humans; it shows you an entire ecosystem in action. Scientists have compared this patch of Irish Sea coast to the Serengeti, and frankly, the comparison stands. Wolves, lynx, and large herbivores living together with man? That’s not the England we know today.

The study also has a sobering revelation. When farming-based societies took over about 5,500 years ago, the diversity of animal tracks declined sharply. The layers began to be dominated by human footprints, and large mammal species largely disappeared. It is one of the earliest known records of how human settlement changed an ecosystem.

Why the prints survived, and why they are now in danger
Here, the preservation is a fluke of geology that just worked out beautifully. The tracks were soon covered with sand and sealed under a new layer of mud when first made. This cycle was repeated over centuries, accumulating 31 separate footprint beds like pages in a book.

The deeper layers are surprisingly intact. The problem is that the same erosion that exposes them also destroys them. Once a layer is exposed, it is vulnerable. Basically, researchers are racing against the tide.

The footprints were first spotted back in the 1970s, but were initially dismissed as cattle tracks. It wasn't until the 1990s that a retired teacher started looking into them and realized how ancient they were. Since then scientists have radiocarbon-dated seeds from layers of alder, birch, and spruce trees to find out exactly when each bed was laid down.

England's coasts have always been a story
Formby is not the only English beach with prehistoric secrets. A landmark 2014 study published in PLOS ONE revealed that archaeologists from the British Museum and the Natural History Museum found human footprints dating between 850,000 and 950,000 years ago, the oldest hominin footprints ever found outside Africa, at Happisburgh, Norfolk. Left by perhaps five people on an ancient estuary and photographed in 3D, they were washed away days later by the tide.

Happisburgh and Formby together tell a great sweep of Britain as a place that humans and animals have passed through, settled in, and shared for almost a million years.

Why this matters beyond archaeology
For Americans, it’s easy to think of Europe’s ancient history as something abstract, all castles and cathedrals. But what Formby shows us is much more universal: people walking, hunting, raising families, living alongside wild animals in a landscape that looked nothing like the landscape of today.

It’s also a reminder that the story of how humans have shaped the natural world is hardly new. The first record of agricultural settlements in Formby is followed by a rapid decline in biodiversity, a precursor to a pattern that is still evident today.

The footprints are still appearing. The coast is still washing away, and every new layer that comes up is another page in a story that began thousands of years before anyone started writing anything down.