... a figure of eight, with the axis of the dance representing direction in relation to the sun, and the rate of the 'waggle' representing distance. It is thought a form of auditory communication accompanies this dance. Wenner (1964) found bees sometimes make a noise whilst doing this dance, and Esch ( 1967) found silent dances had little effect on the other bees. They also use olfactory communication. The smell of the nectar remains on the dancer, and the bees can locate the nectar by searching for the scent smelt on the dancer. Animals commonly use olfactory communication because their sense of smell is often much more advanced than that found in humans. Many mammals leave a scent, either to signal their territory boundaries, or to show they have been present in that area. Dogs leave their scent by urination. This is usually outside their territory boundaries, and acts as a message ...

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