A flock of multiple species of seabirds on the Southern Ocean. Credit:Fernando Anido It’s a scene straight out of a nature documentary: in the icy waters around Antarctica, seabirds dive from above while seals and whales surge from below, all feasting on clouds of krill. Yet zooming out, this burst of life is just a small moment in a vast, frozen wilderness. Scientists have long wondered—how do so many species manage to find the same food source, in such a harsh and empty env