Before revision: In 1960, Charles F. Hockett proposed displacement as one of 13 design features of language that distinguish human language from animal communication systems (ACSs): Displacement in animal communication systems Honeybees use the waggle dance to communicate the location of a patch of flowers suitable for foraging.
After revision: In 1960, Charles F. Hockett proposed displacement as one of 13 design features of language that distinguish human language from animal communication systems (ACSs): In animal communication systems Honeybees use the waggle dance to communicate the location of a patch of flowers suitable for foraging.