For the first time plants have been recorded making sounds when stressed. The sounds differed when they were injured or thirsty, a finding that could help farmers
Source:
https://www.newscientist.com/article/2226093-recordings-reveal-that-plants-make-ultrasonic-squeals-when-stressed/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home