A new mathematical tool to uncover 'who eats whom' in nature

Automated news aggregation. Headlines and summaries are gathered from public feeds; see our editorial standards for sourcing, corrections, and AI-assist disclosure.

Understanding "who eats whom" is the key to keeping our oceans alive—and our dinner plates full. However, this invisible network that makes up the food chain can unravel with the pull of just one thread. Overfish one species, and its predators starve. Cut off a tiny prey species, and the entire food chain collapses—including us.