Interesting item here about how bees hang onto flowers, the petals act like velcro with tiny 'claws' on the bees feet/legs gripping on to little bumps on their surface, they do sometimes seem to hang on by just a whisker & this is how they do it.
BBC NEWS | Science & Environment | Velcro petals help bees hang on
BBC NEWS | Science & Environment | Velcro petals help bees hang on