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Fur Trade Fox Introductions Devastated Alaskan Island Ecosystems, Study Finds

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Arctic foxes were deliberately introduced to over 400 Alaskan islands during the fur trade era, triggering widespread ecological damage. The foxes preyed heavily on seabirds, disrupting the natural transfer of ocean-derived nutrients to land via bird droppings. Researchers comparing affected and unaffected islands found that fox-free islands supported far more seabirds, richer soils, and abundant grassland. In contrast, islands with fox populations saw vegetation shift away from grasses toward shrubs and forbs. The findings highlight how a single introduced predator can fundamentally reshape an island's nutrient cycles and plant life.

Read the full story at Times of India

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