Bean plants use an immune receptor to release chemicals that attract parasitic wasps to defend against caterpillar attacks.

Beans use an immune receptor to call in airstrikes on caterpillars When they're being eaten, bean plants release chemicals that draw in parasitic wasps. https://arstechnica.com/science/2026/06/beans-use-an-immune-receptor-to-call-in-airstrikes-on-caterpillars/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social

Jaw-dropping research on how bean plants attract predatory wasps when attacked by caterpillars https://arstechnica.com/science/2026/06/beans-use-an-immune-receptor-to-call-in-airstrikes-on-caterpillars/ #Nature #PlantCognition