Tropical sea snail underwater (Murex brandaris). | De Agostini Picture Library/De Agostini/Getty Images

Marine Predators Have Grown Larger as Their Prey Remain the Same Size

New findings support the idea that increasingly powerful animals at the top of the food chain can drive evolutionary trends in their prey.

Published On 06/15/2017
2:00 PM EDT
An infographic depicting results by Adiël Klompmaker et al., which find that the size of marine predators has increased over the past 500 million years, while the size of prey has remained relatively constant. | Carla Schaffer/AAAS
A moon snail on the prowl at night. Nick Hobgood