Leif Bersweden (@leifbersweden) 's Twitter Profile
Leif Bersweden

@leifbersweden

Adventuring botanist 🌿 | Author, latest book #WhereTheWildflowersGrow 📚 | Encouraging you to notice the Dandelions 🌼 |📍UK

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linkhttps://www.instagram.com/leifbersweden/ calendar_today15-05-2012 16:20:49

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Leif Bersweden
@leifbersweden

4 years ago

If Holly (Ilex aquifolium) finds its leaves are being nibbled by deer, it switches genes on to make them spiky when they regrow. So on taller Holly trees, the upper leaves (which are out of reach) have smooth edges, while the lower leaves are prickly 🤙

If Holly (Ilex aquifolium) finds its leaves are being nibbled by deer, it switches genes on to make them spiky when they regrow. So on taller Holly trees, the upper leaves (which are out of reach) have smooth edges, while the lower leaves are prickly 🤙