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Aldabra Tortoises: Nature's Lawn Mowers in Seychelles

naturePublished 17 Mar 2026
Aldabra Tortoises: Nature's Lawn Mowers in Seychelles
Image by NorbertNagel, CC BY-SA 4.0
Quick Summary
  • What: Aldabra giant tortoises are being introduced to the Seychelles to enhance biodiversity and ecosystem health.
  • Where: Seychelles
  • When:

On the remote islands of Seychelles, a fascinating experiment is unfolding. Conservationists have introduced Aldabra giant tortoises to these lush landscapes. But why?

These colossal creatures, weighing up to 550 pounds, are not just a tourist attraction; they serve a crucial role as natural lawnmowers. Their grazing habits are reshaping entire plant communities.

As the tortoises munch on grasses and shrubs, they create open spaces that allow sunlight to reach the forest floor, promoting new plant growth and increasing biodiversity.

But the benefits don't stop there. Aldabra tortoises also act as seed dispersers. As they roam, they consume fruits and vegetables, carrying seeds in their digestive systems. When they move, they drop these seeds across the island, helping to spread plant species that could thrive in new areas.

The impact is profound. Ecosystems are being revitalized, and habitats are becoming more resilient. Scientists are now studying this phenomenon, eager to understand how these tortoises are transforming Seychelles' flora.

What began as a conservation effort is turning into a vibrant ecological experiment. The Aldabra tortoises are not just surviving; they are thriving and reshaping the islands they inhabit.

Did You Know?

Aldabra giant tortoises can live for over 100 years, making them one of the longest-living species on Earth.