At 02:39 AM 7/27/2006, you wrote:
>"The University of Newcastle-led group took some 100 bumblebees belonging to the common species Bombus terrestris...

I believe they are using 'some' to mean approximately or about here (adv.).  So I really don't see it as being incorrect in the article.
http://dictionary.reference.com/browse/some

-Tim

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