Plants too talk to each other!

Plants swaying in breeze may actually be conversing with each other as they not only respond to sound but also communicate actively by `clicking` noises.

Plants `can talk`

Researchers say that plants are all communicating with each other in a complex "invisible language".

Plants `can alert each other of impending drought`

Alike humans, plants can also alert each other of an impending drought, say scientists who claim to have found that plants communicate among themselves with a sort of signal.