On Sat, 7 Apr 2012 13:17:13 -0700 (PDT), Rikki
wrote:

The birds outside my bedroom window seem to be starting their dawn
chorus at about 2am. Would anyone know why?

Don't worry, the birds in your area are just late risers.

Cheers, Jake
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Urgling from the hardly damp east end of Swansea Bay.