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.

Even insects express anger, terror, jealousy, and love by their stridulation.

Even insects express anger, terror, jealousy, and love by their stridulation.

Even insects express anger, terror, jealousy, and love by their stridulation.