Plants use sand armour to break teeth of attacking caterpillars
28 December 2017
Some plants are coated in sand, and it seems the sand grains act like medieval armour that protects these “psammophorous” plants from munching caterpillars
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Ever since we domesticated the cocoa tree over 3000 years ago, we have been breeding them to make tastier chocolate – but in the process we have made them vulnerable
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