Even insects express anger, terror, jealousy, and love by their stridulation.
chapter XIV: "Concluding Remarks and Summary", page 350 - The Expression of the Emotions in Man and Animals (1872)
Even insects express anger, terror, jealousy, and love by their stridulation.
chapter XIV: "Concluding Remarks and Summary", page 350 - The Expression of the Emotions in Man and Animals (1872)