of the Enchoteuthis fossil specimen showing the preserved gladius and the two damaged areas interpreted as possible bite marks from a predator attack. © Cretaceous Research For scientists, these rare snapshots of ancient predation are invaluable. By...

A 518‑million‑year‑old Chinese fossil reveals the earliest precursors of spider fangs and chelicerate pincers, uncovered by X‑ray microtomography. A newly described Cambrian arthropod from the Chengjiang Lagerstätte appears to sit at the root of the...