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occasionally to small openings in the wood but it was a rare thing to see them crossing the open country at this time.  The birds came in to feed singly, or in pairs, or threes.  once six were seen together.  Apparently, these birds were all males.  On two occasions as a pair of doves passed me I killed both an din each case both birds were males.  Six mourning doves were collected in the time that I was at Aroola and all proved to be males.  No nests of the mourning dove were found though considerable areas of woodland were traversed and I saw no birds that I was certain were females, although these doves were breeding here without question.  In all of the birds examined, the testes were as large in diameter as a lead pencil.  In only one individual was the lower walls of the crops thickened as they are in birds that are feeding young.  As this thickening did not occur in the others, and as the males were found ranging together, it might be supposed that some or all of these birds were bachelors that were not mated.  Further observations over a more extended period are needed to establish this however.

The morning of Jun 8 was wet and foggy and only one dove appeared in the fields.  It rained heavily in the late afternoon of that day and in the evening only a few birds were noted.  Apparently at this season mourning doves are more or less inactive in wet weather and secure their food about suitable places in the wooded country.  On days in which the birds were working they came in to Hunter's farm from the West and