One of the oldest known 3D animal fossils found in Norwegian sheep field

In a sheep field in the Norwegian Arctic, scientists have discovered what is believed to be one of the oldest known 3D animal fossils, dating back 560 million years to the Ediacaran Period when complex life first emerged on Earth. Known as Charnia, the fossil resembles a fern more than a modern animal, lacking features such as a mouth, organs, or visible means of movement.

Unlike most Ediacaran fossils that appear as flat impressions, this newly discovered specimen is remarkably well-preserved in three dimensions, revealing subtle ridges called keels along its branches—a feature previously unseen in other fossils. Discovered in a sheep field in Finnmark, Norway, the site marks the first confirmed Charnia find in Scandinavia and suggests that early animal life may have been more widespread than previously thought.

The exceptional preservation of the fossil, resulting from an underwater avalanche that quickly buried it in sediment, allowed researchers to study its structure in detail, revealing new properties not detected in previously studied fossils. Lead author Dr. Yorick Veenma noted that while Ediacaran fossils have been found worldwide, the discovery in this area indicates these early animals might have been more widely distributed than previously known.

This find highlights the potential for significant discoveries in less explored locations. The Ediacaran Period, characterized by soft-bodied organisms without skeletons, presents challenges for fossil preservation due to the rarity of sedimentary rocks that can embed these organisms. Nonetheless, the discovery of the Charnia fossil in this unexpected location underscores the ongoing potential for uncovering new insights into the earliest stages of life on Earth.