Half-billion-year-old fossils rewrite the origin story of starfish
Scientists have discovered several 518-million-year-old fossils that reshape understanding of the origins of the animal group containing starfish. The fossils show that these animals ate using tentacles rather than passively using their gills, as previously thought.
The discovery of 518-million-year-old fossils is rewriting the origin story of starfish and their related species. This finding provides a unique glimpse into the evolution of animal feeding behaviors, which is of interest to engineers studying biomimicry and the development of novel robotic systems. By understanding how ancient animals interacted with their environment, engineers can gain insights into designing more efficient and adaptable systems.
The revelation that these ancient animals used tentacles to actively capture food rather than relying on passive gill-based feeding challenges previous assumptions about the evolution of animal feeding strategies. This new information can inform the development of more sophisticated robotic systems, such as underwater exploration vehicles or grasping mechanisms, that can adapt to changing environments and capture prey or manipulate objects in complex ways.
As researchers continue to study these fossils and their implications for animal evolution, engineers will be watching to see how this new understanding of ancient feeding behaviors can be translated into innovative technologies. Key areas to watch include the development of soft robotics, autonomous systems, and biomimetic design, where insights from ancient animal behaviors can be used to create more efficient, adaptable, and resilient systems.
Originally reported by phys.org. EngineeringNews adds analysis for science & discovery readers.