Scientists discovered oak trees delay sprouting leaves by 3 days after caterpillar attacks, cutting tree damage by 55%. The study used satellite radar data across 2,400 km² in Bavaria.
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Oak Trees Will Delay Sprouting Leaves to Avoid Hungry Caterpillars That Devoured the Trees in Previous Year: Study
3 days Leaf delay
55 % Damage reduction
137,500 Observations
2017-2021 Study period
2,400 km² Research area
3 Days leaf sprouting delay