https://www.scienceandexploration.com/life-sciences/what-are-keystone-species-and-why-they-matter Science and Exploration en 2026-09-13T14:54:47.409Z What Are Keystone Species and Why Do They Matter for Ecosystems? keystone species, ecosystem stability, biodiversity loss, conservation efforts, ecological roles /api/media/articles/scienceandexploration/scienceandexploration-what-are-keystone-species-and-why-they-matter-1789311173118/hero.jpg A diverse coral reef ecosystem with a central sea star, illustrating the concept of a keystone species and its importance to marine biodiversity.