Crossword Genius

Poor insects, all buzzing as bees do (5-9)

Ross

I believe the answer is:

cross-pollinate

I'm a little stuck... Click here to teach me more about this clue!

'bees do' is the definition.
The definition and answer can be both related to bodily activities as well as being verbs in their base form.
Perhaps there's an association between them I don't understand?

'poor insects all buzzing' is the wordplay.
'poor insects all' anagrams to 'CROSS-POLLINATE'.
Though, I'm not sure how this is indicated.

'as' acts as a link.

Can you help me to learn more?

I've seen this clue in The Sunday Times.
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