These marine mammals prey primarily on sea urchins, which are natural grazers of kelp. In areas where otters were hunted to local extinction, sea urchin populations exploded.
Keystone Species Examples in Wetlands: Guardians of Aquatic Ecosystems
The African Elephant: Shaping the Savanna In the vast savannas of Africa, the elephant is a keystone species that sculpts the environment through its feeding and migratory behaviors. The unchecked urchins decimated the kelp forests, transforming vibrant habitats into barren "urchin barrens.
Without them, the intricate web of life can unravel, leading to a dramatic loss in biodiversity that reshapes landscapes and seascapes alike. When otter populations are healthy, they keep urchin numbers in check, allowing lush kelp forests to thrive.
Keystone Species Examples in Wetlands: Guardians of Aquatic Ecosystems
These new aquatic environments become magnets for a stunning variety of life, from amphibians and reptiles to waterfowl and insects, showcasing the profound impact a single species can have on biodiversity. They serve as crucial buffers against flooding, storing excess water during heavy rains and releasing it slowly during dry periods.
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