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Giant tortoise migration in the Galapagos may be stymied by invasive trees

Spanish cedar trees create dense, brambly forests that tortoises avoid by shambling around them

After trudging upslope for weeks, a giant tortoise slows its hundreds of cumbersome kilograms to a stop. Dense woods defended by barbed wire-like blackberry bushes block its path.


This article was downloaded by calibre from https://www.sciencenews.org/article/tortoise-migration-galapagos-invasive-trees


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