
1) Animal communication
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https://www.crosswordclues.com/clue/waggle-dance

Waggle dance is a term used in beekeeping and ethology for a particular figure-eight dance of the honey bee. By performing this dance, successful foragers can share, with other members of the colony, information about the direction and distance to patches of flowers yielding nectar and pollen, to water sources, or to new housing locations. A waggl...
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http://en.wikipedia.org/wiki/Waggle_dance

(from the article `Life Sciences`) ...honeybees navigate from their hive to a food source. Honeybees had been the focus of behavioral studies for decades, and many researchers were ...
Found on
http://www.britannica.com/eb/a-z/w/2

Waggle dance is a golden honey beer brewed by Ward's of Sheffield for Vaux.
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http://www.probertencyclopaedia.com/browse/QW.HTM
No exact match found.