GUARDIAN | Environment
Rare butterflies bounce back after landowners in Wales cut back on flailing hedges
威尔士土地所有者减少乱砍篱笆，珍稀蝴蝶数量回升
Areas such as the Tywi valley in Wales saw populations of brown hairstreak almost disappear due to mechanical flailing of hedgerows and scrub.
2026-01-30 527词 中等
Conservationists have now persuaded landowners to cut hedges in a more gentle rotation, with sections left uncut for up to three years, to enable more eggs to survive over winter. The caterpillars emerge with the foliage in spring and hatch into adult butterflies in July.
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