Groundbreaking research into bees by Dr Heather Whitney, Professor Daniel Robert and Dominic Clarke in the School of Biological Sciences was reported in Episode 8 of BBC TWO's Springwatch.
The film featured Dr Whitney talking about the work and conducting the experiment which led to the discovery that bees can sense flowers' electrical fields.
Watch the film on BBC iPlayer here (starts at 23 mins 30 secs – available until 8:59pm on 20 Jun 2013)
More about the research: Floral signs go electric
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