Plants evolve away from obsolete defences when attacked by immune herbivores

A new study shows that plants can evolve out of their obsolete defence mechanisms when facing an immune enemy, an illustration of the "defence de-escalation" evolution theory. Do you know what caused soldiers to stop wearing chainmail and steel plate armour? Armies evolved away from heavy metallic armour because it ceased to be effective against modern weapons, and there was ...
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With a little help from my fungus

If you need help defending your tomato plants from pests, enlisting the help of a fungus might not be at the top of your list. But a recent study, published in New Phytologist, has shown that a fungus could actually be an unlikely ally in the greenhouse. Similar to the beneficial microbes that inhabit the human gut, plants can play host to a range of microbes, some of which ...
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