sentence: Many plants produce chemicals which change the behaviour, growth, or survival of herbivores.
sentences_before: Plants use several strategies to defend against damage caused by herbivores.
sentences_after: These chemical defences can act as repellents or toxins to herbivores, or reduce plant digestibility. Some plants encourage the presence of natural enemies of herbivores, which in turn protect the plant.
concept_name: plant
headings: Defence against herbivory
categories: Botany Co-evolution